1.
Fathy M.
Abdelrazek, Sobhi M. Gomha, M.E.
B. Shaaban, Aziza I. lotfi, Heba N. El-Shemy.
A facile synthesis of some novel triazolo[3,4-b]thiadiazines and
triazolo[4,3-b]tetrazines. Synth.
Commun. 2018, 34(1), 32-37.
2.
Abdou O. Abdelhamid, Sobhi M. Gomha, Nadia A. Abdelrehem, Ahmed M. Shalaby, Sahar
M Kandeel. Synthesis and biological evaluation of some novel thiadiazole-benzofuran
hybrids as potential antitumor agents. Synth. Commun. 2018, 48(6),
677–684.
3. Salama
A. Ouf, Sobhi M. Gomha, Mohamed M. Ewies, Ihab A. A. Sharawy.
Synthesis, characterization and antifungal activity evaluation of some novel arylazothiazoles. J. Heterocycl. Chem., 2018, 55(1),
258-264.
4. Sobhi M. Gomha, Zeinab A. Muhammad, M. R.
Abdel-aziz, H. M. Abdel-aziz, H. M. Gaber, M. M. Elaasser. One pot
synthesis of new thiadiazolyl-pyridines as anticancer and antioxidant agents. J. Heterocycl. Chem., 2018, 55, 530-536.
5.
Sobhi M. Gomha, Amany M. G. Mohamed, Y.H. Zaki, M.M. Ewies,
Shaaban A. Elroby. Structural elucidation and antimicrobial evaluation of novel
[1,2,4]triazolo[4,3-a]pyrimidines and pyrido[2,3-d][1,2,4]triazolo[4,3-a]pyrimidinones.
J.
Heterocycl. Chem. 2018, 55, 1147-1156.
6. Sobhi M. Gomha, M. A. Abdallah, I. M. Abbas, M. S. H. Kazem. Synthesis, cytotoxicity
evaluation,
molecular docking and utility of novel chalcones as precursors for heterocycles
incorporating pyrazole moiety. Med. Chem., 2018, 14(4), 344-355.
7.
Sobhi M. Gomha, Z.A. Muhammad, H. M. Abdel-aziz, E. E.
El-Arab. Synthesis of new azoles
and azolo-pyrimidines incorporating
morpholine moiety as potent anti-tumor agents. Croat. Chem. Acta 2018, 91(1),
43–51.
8.
Sobhi M. Gomha, F. M.
Abdelrazek, A. H. Abdelrahman, P. Metz. Synthesis of some new pyridine-based
heterocyclic compounds with anticipated anti-tumor activity. J. Heterocycl. Chem. 2018, 55,
1729-1737.
9. Sobhi M. Gomha, T. A. Farghaly, E. M. H. Abbas, Nadia T.
Alqurashi. Terephthalaldehyde: An effecient key precursor for novel
synthesis of some intresting bis-thiazoles and bis-triazolopyrimidinones.
J.
Heterocycl. Chem., 2018, 55, 750-755.
10.
Sobhi M. Gomha, Abdou
O. Abdelhamid, Nadia A. Abdelrehem, Sahar M. Kandeel. Efficient Synthesis of new benzofuran-based thiazoles and
investigation of their cytotoxic activity against human breast carcinoma cell
lines. J.
Heterocycl. Chem. 2018, 55, 995-1001.
11.
Sobhi M. Gomha, Zeinab A. Muhammad, Mohamad R. Abdel-aziz,
Hassan M. Abdel-aziz. Hatem M. Gaber, Mahmoud M. Elaasser. One-pot synthesis of
new thiadiazolyl-pyridines as anticancer and antioxidant agents. J. Heterocycl. Chem. 2018, 55,
530-536.
12.
H. R.M.
Rashdan, Sobhi M. Gomha, M. S. El-Gendey, M. A. El-Hashash, Abdel
Mohsen M. Soliman.
Eco-friendly one-pot Synthesis of some new pyrazolo[1,2-b]phthalazinediones
with antiproliferative efficacy on human hepatic cancer cell lines. Green Chem. Lett. and Reviews, 2018, 11(3), 264–274.
13.
Sobhi M. Gomha, M. S. El-Gendy, Z. A. Muhammad, A. O Abdelhamid, M. M. Abdel-Aziz. Utility of bis-hydrazonoyl chlorides
as precursors for synthesis of new functionalized bis-thiadiazoles as
potent antimicrobial agents. J. Heterocycl. Chem. 2018, 55,
844-851.
14.
Sobhi
M. Gomha, M. M.
Edrees, Z. A. Muhammad, Ahmed A.
M. El-Reedy. 5-(Thiophen-2-yl)-1,3,4-thiadiazole
derivatives: synthesis, molecular docking and in-vitro cytotoxicity evaluation as potential
anticancer agents. Drug
Design, Development and Therapy, 2018, 12,
1511-1523.
15.
Salama A. Ouf, Sobhi M. Gomha, M. M. Ewies, Ahmed S. Ouf, Ihab A. Sharawy.
Efficiency of newly prepared thiazole derivatives against some cutaneous fungi.
Bioorg. Med. Chem. 2018, 26, 3287–3295.
16.
Fadhil B. Essa, Akram Bazbouz, Suzan Alhilalb,
Salama A. Ouf and Sobhi M. Gomha. Synthesis and biological evaluation of an indole
core-based derivative with potent antimicrobial activity. Res.
on Chem. Intermediates, 2018, 44(9), 5345-5356.
17.
Sobhi M. Gomha, A.O.
Abdelhamid, O. M. Kandil, S. M Kandeel, N. A. Abdelrehem. Synthesis
and molecular docking of some novel thiazoles
and thiadiazoles incorporating pyranochromene moiety as potent
anticancer agents. Mini-Reviews in Medicinal Chemistry, 2018, 18(19), 1670-1682.
18.
Sobhi M. Gomha, Hassan
M. Abdel-aziz, Ahmed A. M. El-Reedy. Facile synthesis of
pyrazolo[3,4-c]pyrazoles bearing coumarine ring as anticancer agents. J. Heterocycl. Chem. 2018, 55(8), 1960-1965.
19.
Sobhi M. Gomha, Zeinab A. Muhammad, Ahmed
A. M. El-Reedy. Intramolecular ring transformation of bis-oxadiazoles to bis-thiadiazoles and
investigation of their anticancer activities. J. Heterocycl. Chem. 2018, 55
(10), 2360-2367.
20.
Ziqi
Tao, Sobhi M. Gomha, Mohamed G. Badrey, Tamer T. El-Idreesy, Taha M.
A. Eldebss. Novel 4-heteroaryl-antipyrines: synthesis,
molecular docking and evaluation as potential anti-breast cancer agents. J. Heterocycl. Chem. 2018, 55(10),
2408-2416.
21.
M. M. Edrees, S. Abu-Melha, A. M. Saad, N. A.
Kheder, Sobhi M. Gomha, Z. A.
Muhammad. Eco-Friendly synthesis, characterization and biological evaluation of
some novel pyrazolinescontaining thiazole moiety as potential anticancer and
antimicrobial agents. Molecules, 2018, 23, 2970.
22.
H. M. Gaber, Sobhi M. Gomha, T.A. Farghaly, Z. A. Muhammad, Mark C. Bagley. Chemistry of α-(arylhydrazono)-β-ketoaldehydes: preparation
and chemical reactivities. Curr. Org. Chem. 2018, 22, 2599-2633.
23.
Fathy M. Abdelrazek, Sobhi M. Gomha,
Mohamed E. B. Shaaban, Kamal A. Rabee, Heba N. El- Shemy, Abanoub M. Abdallah,
Peter Metz. One-pot three-component synthesis and molecular docking of some
novel 2-thiazolylpyridines as potent antimicrobial agents. Mini-Reviews in
Medicinal Chemistry, 2019, 19(6),
527-538.
24.
Safaa S. Hassan, Sobhi M. Gomha. Novel
functionalized thiosemicarbazone ligands and their pd(ii) complexes: synthesis,
characterization, antibacterial and cytotoxic activities. Chemical Papers,
2019, 73 (2), 331-344.
25.
A. O. Abdelhamid, Sobhi M. Gomha, W. A.
M. A. El-Enany. Convenient and efficient method for synthesis of bis-hetaryl
ketones and evaluation of their antimicrobial activity. J. Heterocycl. Chem. 2019, 56(2), 426-433.
26.
Abdou O.
Abdelhamid, Sobhi M. Gomha, Waleed A. M. A. El-Enany. Efficient synthesis
and antimicrobial evaluation of new azolopyrimidines-bearing pyrazole moiety. J. Heterocycl. Chem. 2019, 56, 2487-2493.
27.
Khaled D. Khalil, Sayed
M. Riyadh, Sobhi M. Gomha, Imran Ali. Synthesis, characterization and application of
copper oxide chitosan nanocomposite for green regioselective synthesis of
[1,2,3]triazoles. International Journal of Biological Macromolecules. 2019, 130, 928-937.
28.
Sobhi M. Gomha, M. M.
Edress, Z. A. Muhammad, H.M. Gaber, M.M. Amin, Islam K. Matar. Synthesis
under
microwave irradiation and
molecular docking of some novel bioactive thiadiazoles. Mini-Reviews in
Medicinal Chemistry, 2019, 19(5), 437-447.
29.
Abdou O. Abdelhamid, Sobhi M. Gomha. The Chemistry of acetylpyrazoles and its
utility in heterocyclic synthesis. J. Heterocycl. Chem. 2019, 56(3), 726-758.
30.
Sobhi M. Gomha, Hassan M. Abdel-aziz, Mohamed G. Badrey,
Mohamed M. Abdulla. Efficient synthesis of some new 1,3,4-thiadiazoles and
1,2,4-triazoles linked to Pyrazolylcoumarin ring system as potent 5α-reductase
inhibitors. J. Heterocycl. Chem. 2019, 56(4),
1275-1282.
31.
Abdelwahed
R. Sayed, Sobhi M. Gomha, Fathy M. Abdelrazek, Mohamed
S. Farghaly, Shaimaa A. Hassan,
Peter Metz. Design, efficient synthesis and molecular docking of some novel thiazolyl-pyrazole
derivatives as anticancer agents. BMC Chemistry, 2019, 13(1),
116.
32.
Huda K.
Mahmoud, Refaie M. Kassab, Sobhi M. Gomha.
Synthesis and characterization of some novel bis-thiazoles. J. Heterocycl. Chem. 2019, 56,
3157-3163.
33.
Sraa Abu-Melha, Mastoura M. Edrees, Heba H.
Salem, Nabila A. Kheder, Sobhi M. Gomha,
Mohamad R. Abdelaziz. Synthesis and biological evaluation of some novel
thiazole-based heterocycles as potential anticancer and antimicrobial agents. Molecules
2019, 24, 539.
34.
Hassan
M. Abdel-aziz, Sobhi M.
Gomha, Abdelaziz A. El-Sayed, Abdulrhman Alsayari,
Abdullatif Bin Muhsinah, Yahia Nasser
Mabkhot. Facile synthesis and antiproliferative activity of new
3-cyanopyridines. BMC Chemistry,
2019, 13(1), 137.
35.
Waleed A. M. A. El-Enany, Sobhi M.
Gomha, Ahmed K El-Ziaty, Wesam
Hussein, Mohamed M. Abdulla, Shaimaa A. Hassaan, Hanan A. Sallam and Rania S.
Ali. Synthesis and molecular
docking of some new bis-thiadiazoles as anti-hypertensive α-blocking agents. Synth.Commu. 2020, 50(1), 85-96.
36.
Sobhi M.
Gomha, Zeinab A. Muhammad, Hassan M.
Abdel-aziz, Islam K. Matar, Abdelaziz A. El-Sayed. Green synthesis, molecular
docking and anticancer activity of novel
1,4-dihydropyridine-3,5-dicarbohydrazones under grind-stone chemistry. Green Chem. Lett. and Reviews, 2020, 13(1), 6–17.
37.
Abdelwahed
R. Sayed, Sobhi M. Gomha, Eman A. Taher, Zeinab A. Muhammad, Hesham R.
El-Seedi, Hatem M. Gaber, Mahgoub M. Ahmed. One-Pot Synthesis of Novel
Thiazoles as Potential Anti- Cancer Agents. Drug Design, Development and
Therapy, 2020, 14, 1363–1375.
38.
Abdelwahed
R. Sayed, M. S. M. Ahmed, Sobhi M. Gomha.
Efficient methods for the synthesis of novel arylazothiazoles based on
acetylferrocene or adamantane. Curr. Org. Synth. 2020, 17,
282-287.
39.
Abdelwahed
R. Sayed, Sukinah H. Ali, Sobhi M. Gomha, Yasair
S. Al-Faiyz. Review of the synthesis and biological activity of hydrazonoyl
halides. Review. Synth. Commu. 2020, 50(21), 3175–3203.
40.
Sobhi M.
Gomha, H. M. Abdel-aziz, T. Z. Abolibda, Shaimaa A. Hassan, M.M. Abdalla. Green
synthesis, molecular docking and pharmacological evaluation of new
triazolo-thiadiazepinylcoumarine derivatives as sedative-hypnotic scaffold. J. Heterocycl. Chem.2020, 57, 1034–1043.
41.
Fathy M. Abdelrazek, Sobhi M.
Gomha, Hassan M. Abdel-aziz,
Mohamed S. Farghaly, Peter Metz, Ahmed Abdel-Shafy. Efficient Synthesis and In-Silico study of
some novel pyrido[2,3-d][1,2,4]triazolo[4,3-a]pyrimidine derivatives. J. Heterocycl. Chem. 2020, 57,
1759–1769.
42.
S. M. Riyadh, Sobhi M. Gomha. Two decades for synthesis of mono- and
bis-aminomercapto[1,2,4]triazoles. Review. RSC advances 2020,
10, 24994-25012.
43.
Sobhi M.
Gomha, Zeinab A. Muhammad,
Elham Ezz El-Arab, Amira M. Elmetwally, Abdelaziz A. El-Sayed, Islam K. Matar. Design, synthesis, molecular
docking study and anti-hepatocellular carcinoma evaluation of new bis-triazolothiadiazines.
Mini-Reviews in Medicinal Chemistry, 2020, 20(9), 788-800.
44.
S.Abu-Melha, M.M. Edrees, S.M. Riyadh, M.R. Abdelaziz,
A.A. Elfiky, Sobhi M.
Gomha. Clean grinding
technique: a facile synthesis and in silico antiviral activity of
hydrazones, pyrazoles, and pyrazines bearing thiazole moiety against SARS-CoV-2
main protease (Mpro).Molecules 2020, 25, 4565.
45.
H.R.M.
Rashdan A.H. Abdelmonsef, I. A. Shehadi, Sobhi M. Gomha, A.
Mohsen M. Soliman, H.K. Mahmoud. Synthesis, molecular docking screening and
anti-proliferative potency evaluation of some new imidazo[2,1-b]thiazole linked
thiadiazole conjugates. Molecules, 2020, 25, 4997.
46.
Salama A. Ouf, Sobhi M. Gomha, Mohamed M. Ewies, Ahmed S. Ouf, Ihab A. A.
Sharawy. Antidermatophytic activity of some newly synthesized
arylhydrazonothiazoles conjugated with monoclonal antibody. Scientific
Reports 2020, 10, 20863.
47.
M.
Shaban, Sobhi M. Gomha, Synthesis and Characterization of Nano
Au/NPAA Templates. JESC. 2020, II (2), 147-155.
48.
Sobhi M. Gomha, H.
A. Abdelhady, D. Z. H. Hassain, A. H. Abdelmonsef, M. El-Naggar, Mahmoud M.
Elaasser, Huda K. Mahmoud. Thiazole based
thiosemicarbazones: synthesis, cytotoxicity evaluation and molecular docking
study. Drug Design, Development and Therapy, 2021, 15,
659–677.
49.
Mohammad
Alhilal, Yaser A. M. Sulaiman, Suzan Alhilal, Sobhi M. Gomha, Salama
A. Ouf. Antifungal activity of new diterpenoid alkaloids isolated by different
chromatographic methods from Delphinium peregrinum L. var. eriocarpum Boiss. Molecules
2021, 26, 1375.
50.
Sraa
Abu-Melha, Zeinab A. Muhammad, Amr S. Abouzid, Mastoura M. Edrees, Ahmed S. Abo
Dena, Sara Nabil, Sobhi M. Gomha.
Multicomponent synthesis, DFT calculations and molecular docking studies of
novel thiazolyl-pyridazinones as potential antimicrobial agents against
antibiotic-resistant bacteria. J. Molecular Structure 2021, 1234,130180.
51.
L. A.
Alshabanah, Sobhi M. Gomha, L. A.
Al-Mutabagani, T. Z. Abolibda, N. A. Abd El-Ghany, W.A. M. A. El-Enany, A. K
El-Ziaty, R. S. Ali, N. A. Mohamed. Cross-linked chitosan/multi-walled carbon
nanotubes composite as ecofriendly biocatalyst for synthesis of some composite
as ecofriendly biocatalyst for synthesis of some novel benzil bis-thiazoles. Polymers,
2021, 13, 1728.
52.
Laila A.
Al-Mutabagani, Latifah A. Alshabanah, Sobhi M. Gomha, Hoda
A. Ahmed. Synthesis, thermal and optical characterizations of new lateral
organic systems. Crystals 2021, 11(5), 551.
53.
Abdelwahed
R. Sayed, Hany M Abd El-lateef, Sobhi M. Gomha, Tariq
Z.Abolibda. L-Proline catalyzed green synthesis and anticancer evaluation of
novel bioactive benzil bis-hydrazones under grinding technique. Green Chem.
Lett. and Reviews, 2021, 14 (2), 179–188.
54.
F. M. Abdelrazek, Sobhi M.
Gomha, M. S. Farghaly, Peter
Metz. One-pot, three-component
synthesis of pyrido[2,3-d]pyrimidinones using aluminate sulfonic acid
nanocatalyst under grinding technique. Polycyclic
Aromatic Compounds 2021,
41(7), 1472-1482.
55.
Abeer S.
Altowyan, Hoda A. Ahmed, Sobhi M. Gomha, Ayman
M. Mostafa. Optical and thermal investigations of new Schiff base/ester systems
in pure and mixed states. Polymers, 2021, 13, 1678.
56.
Hany Abd
El-Lateef, Abdelwahed R. Sayed, Sobhi M. Gomha, K.
Shalabi. Synthesis and study of poly[(hydrazinylazo)]thiazoles as potent
corrosion inhibitors for cast iron-carbon alloy in molar HCl: A collective
computational and experiential methods. Journal of Molecular Liquids, 2021,
337, 116555.
57.
Huda K.
Mahmoud, Sobhi M.
Gomha, T. A. Farghaly, Hanem M. Awad. Synthesis of
thiazole Linked thiazolo[2,1-b]thiazoles as antitumor agents. Polycyclic
Aromatic Compounds 2021, 41(8), 1608–1622.
58.
Sobhi M. Gomha, Hoda
A. Ahmed, Mohamed Shaban, Tariq Z. Abolibda, Muna S. Khushaim and Khalid A.
Alharbi. Synthesis, Optical Characterizations and solar energy applications of
new schiff base materials. Materials 2021, 14, 3718.
59.
S.
Abu-Melha, Sobhi M. Gomha, A. S. Abouzied, M. M. Edrees, A. S. Abo Dena,
Z. A. Muhammad. Microwave-assisted one pot three-component synthesis of novel
bioactive thiazolyl-pyridazinediones as potential antimicrobial agents against antibiotic-resistant
bacteria. Molecules 2021, 26, 4260.
60.
W. A. M.
A. El-Enany, Sobhi M.
Gomha, W. Hussein, H.A. Sallam, R. S. Ali and Ahmed K
El-Ziaty. Synthesis and biological evaluation of some novel bis-thiadiazoles
as antimicrobial
and antitumor agents. Polycyclic
Aromatic Compounds 2021,
41, 2071–2082.
61.
Fowzia
S. Alamro, Sobhi M. Gomha, Mohamed Shaban, Abeer S. Altowyan, Tariq Z.
Abolibda, Hoda A. Ahmed. Optical investigations and photoactive solar energy
applications of new synthesized Schiff base liquid crystal derivatives. Scientific
Reports 2021, 11, 15046.
62.
Latifah
A. Alshabanah, Laila A. Al-Mutabagani, Sobhi M. Gomha, Hoda
A. Ahmed, Saheed A. Popoola,
Mohamed Shaban. Novel sulphonic acid liquid crystal derivatives; experimental,
computational and optoelectric characterizations. RSC Advances, 2021,
11, 27937-27949.
63.
Huda K.
Mahmoud, Ashraf A. Abbas, Sobhi M.
Gomha. Synthesis, antimicrobial
evaluation and molecular docking of
new functionalized bis(1,3,4-thiadiazole) and bis(thiazole) derivatives. Polycyclic
Aromatic Compounds 2021, 41(9), 2029–2041.
64.
R. M.
Kassab, Sobhi M. Gomha, Z. A. Muhammad, A. S. El-khouly. Synthesis,
biological profile, and molecular docking of some new bis-fused imidazole
templates and investigation of their cytotoxic potential as anti-tubercular
and/or anticancer prototypes. Medicinal Chemistry 2021, 17(8),
875-886.
65.
Sraa
Abu-Melha, Mastoura M. Edrees, Sobhi M. Gomha, Sayed
M. Riyadh, Waleed A. M. A. El-Enany, Aboubakr H. Abdelmonsef. Bioactive
scaffolds: synthesis and in silico antibacterial activity of bis-azoles
and N-bridged bis-fused azoles. Der Pharmacia Lettre 2021, 13,
67-78.
66.
Laila A.
Al-Mutabagani, Fathy M. Abdelrazek, Sobhi M. Gomha, Ali S.
Hebishy, Mohamed S. Abdelfattah, Safaa M. Hassan, Abdelwahed R. Sayed and Mahmoud M. Elaasser. Synthesis and
biological evaluation of thiazolyl-ethylidene hydrazino-thiazole derivatives: a
novel heterocyclic system. Applied Sci. 2021, 11, 8908.
67.
Fowzia
S. Alamro, Hoda A. Ahmed, Saheed A. Popoola, Hamud A. Altaleb, Khulood A. Abu Al-Ola, Sobhi M. Gomha. Effect of the relative positions of
di-laterally substituted Schiff base derivatives: Phase transition and
computational investigations. Crystals 2021, 11, 870.
68.
Sobhi M. Gomha, Hoda
A. Ahmed, Mohamed Shaban, Tariq Z. Abolibda, Khalid Abdulaziz Alharbi, Hafsa H.
Alalawy. New nematogenic conical‑shaped supramolecular H‑bonded complexes for
solar energy investigations. Scientific Reports 2021, 11,
17622.
69.
Refaie
M. Kassab, Sobhi M. Gomha, Sami A. Al-Hussain, Ahmed S. Abo Dena, Marwa
M. Abdel-Aziz, Magdi E. A. Zaki, Zeinab A. Muhammad. Synthesis and in-silico
studies of new bis-thiazole derivatives and their preliminary antimicrobial
activity. Arabian J. Chem. 2021, 14, 103396.
70.
Fowzia
S. Alamro, Hoda A. Ahmed, Sobhi M. Gomha, M. Shaban.
Synthesis, mesomorphic and solar energy characterizations of new
non-symmetrical Schiff base Systems. Front. Chem. 2021, 9, 686788.
71.
Laila A.
Al-Mutabagani, Latifah A. Alshabanah, Sobhi M. Gomha, Tariq
Z. Abolibda, Mohamed Shaban, Hoda A. Ahmed. Synthesis, mesomorphic and
electrical investigations of new furan liquid crystal derivatives. Front.
Chem., 2021, 9, 711862.
72.
Sobhi M.
Gomha, M.M. Edrees, Z. A. Muhammad, Nabila A.
Kheder, S. Abu-Melha, A. M. Saad. Synthesis, characterization and antimicrobial
evaluation of some new 1,4-dihydropyridines-1,2,4-triazole hybrid compounds. Polycyclic
Aromatic Compounds 2022,
42(1), 173-185.
73.
Sobhi M. Gomha, Zeinab A. Muhammad, Sami A. Al-Hussain, Magdi
E. A. Zaki, Hassan M. Abdel-aziz. Synthesis, Characterization and antimicrobial
evaluation of some new 1,4-dihydropyridine hybrid with 1,3,4-thiadiazole. Polycyclic
Aromatic Compounds 2022, 42(4), 1697-1709.
74.
Hany M.
Abd El-Lateef, K. Shalabic, A. R. Sayed, Sobhi M. Gomha, Esam M.
Bakir. The novel polythiadiazole polymer and its composite with α-Al(OH)3
as inhibitors for steel alloy corrosion in molar H2SO4:
experimental and computational evaluations. Journal of Industrial and
Engineering Chemistry 2022, 105, 238-250.
75.
Sraa
Abu-Melha, Mastoura M. Edrees, Musa A. Said, Sayed M. Riyadh, Nadia S. Al-Kaff,
Sobhi M. Gomha. Potential COVID-19 drug candidates based on
dia-zinyl-thiazol-imine moieties: synthesis and greener pastures biological
study. Molecules 2022, 27, 488.
76.
S.Abu-Melha,
M. M. Edrees, N. A. Kheder, A. M. Saad, S. M. Riyadh, M. M. Abdel-Aziz, M. A.
Abdelmoaz, and Sobhi M. Gomha.
Synthesis and anti-tubercular (tb) evaluation of
bis-[4-ethylidineamino[1,2,4]triazole-3-thiol]tethered by 1,4-dihydropyridine. Russian
J. Bioorg. Chem., 2022, 48(2), 345–352.
77.
Mohamed
A. Abdelgawad, Nadia A.A. Elkanzi, A. A. Nayl, Arafa Musa, Nasser Hadal
Alotaibi, W. A. A. Arafa, Sobhi M. Gomha and
Rania B. Bakr. Targeting tumor cells with pyrazolo[3,4-d]pyrimidine scaffold: A
literature review on synthetic approaches, structure activity relationship,
structural and target-based mechanisms. Review. Arabian J. Chem, 2022,
15, 103781.
78.
F. S.
Alamro, N. S. Al-Kadhi, S. M. Gomha, S. A.
Popoola, M. S. Khushaim, O. A. Alhaddad, H. A. Ahmed. Experimental and theoretical
investigations of three ring ester/azomethine materials. Materials, 2022,
15, 2312.
79.
A. A.
Nayl, A. I. Abd-Elhamid, Nasser. S. Awwad, Mohamed A. Abdelgawad, Jinglei Wu,
Xiumei Mo, Sobhi M. Gomha, Ashraf
A.Aly, Stefan Bräse. Recent progress and potential biomedical applications of
electrospun nanofibers in regeneration of tissues and organs. Review. Polymer,
2022, 14, 1508.
80.
A. A.
Nayl, A. I. Abd-Elhamid, Nasser. S. Awwad, Mohamed A. Abdelgawad, Jinglei Wu,
Xiumei Mo, Sobhi M. Gomha, Ashraf
A. Aly, Stefan Bräse. Review of the Recent Advances in Electrospun Nanofibers
Applications in Water Purification. Review. Polymer 2022, 14,
1594.
81.
L. A.
Alshabanah, L. A. Al-Mutabagani, Sobhi M. Gomha, H. A.
Ahmed. Three-component synthesis of some new coumarin derivatives as
anti-cancer agents. Front. Chem. 2022, 9, 762248.
82.
A. A.
Nayl, Wael A. A. Arafa. M. Ahmed, A. I. Abd-Elhamid, E. M. El-Fakharany, M.A.
Abdelgawad, Sobhi M. Gomha, Hamada M. Ibrahim, Ashraf A. Aly, Stefan
Bräse, Asmaa K. Mourad. Novel pyridinium based ionic liquid promoter for
aqueous knoevenagel condensation: green and efficient synthesis of new
derivatives with their anticancer evaluation. Molecules 2022, 27,
2940.
83.
Omaima
A. Alhaddad, Muna S. Khushaim, Magdi M. Naoum, Sobhi M. Gomha, Hoda A. Ahmed. Mesophase behavior of four
ring ester/azomethine/ester liquid crystals in pure and mixed states. Liquid
Crystal, 2022, 49 (10), 1395–1402.
84.
M.
Alhilal, Suzan Alhilal, Sobhi M. Gomha, Salama
A. Ouf. Isocarpine as a new peperidine alkaloid from adenocarpus complicatus
with anticandidal activity. Nat. Product J. 2022, 12(5),
79-92.
85.
S.M.
Riyadh, T. Z. Abolibda, A. R. Sayed, Sobhi M. Gomha.
Synthetic utility of aminomercapto [1,2,4]triazoles in the preparation of fused
triazoles. Review. Curr. Org. Chem. 2022, 26(7),
693-714.
86.
H. K.
Mahmoud, A. R. Sayed, M. M. Abdel-Aziz, Sobhi M. Gomha.
Synthesis of new thiazole clubbed imidazo[2,1-b]thiazole hybrid as
antimycobacterial agents. Med. Chem., 2022, 18, 1100-1108.
87.
A.R.
Sayed, Hany Elsawy, Saad Shaaban, Sobhi M. Gomha, Yasair
S. Al-Faiyz. Design, synthesis, and
biological evaluations of novel azothiazoles based on thioamide. Curr.
Issues Mol. Biol. 2022, 44, 2956–2966.
88.
Jehan Y.
Al-Humaidi, Mohamed G. Badrey, Ashraf A. Aly, AbdElAziz A. Nayl, Mohie E. M.
Zayed, Ohoud A. Jefri, Sobhi M. Gomha.
Evaluation of the binding relationship of the RdRp enzyme to novel thiazole/
acid hydrazone hybrids obtainable through green synthetic procedure. Polymer,
2022, 14, 1594.
89.
Sobhi M. Gomha, Sayed
M. Riyadh, Bader Huwaimel, Mohie E. M. Zayed, Magda H. Abdellattif. Synthesis,
molecular docking study and cytotoxic activity on mcf cells of some new
thiazole clubbed thiophene scaffolds. Molecules, 2022, 27,
4639.
90.
N.S.
Al-Kadhi, F. S. Alamro, S. A. Popoola, Sobhi M. Gomha, Noha
S. Bedowr, Hoda A. Ahmed. Novel imidazol liquid crystals; experimental and
computational approaches. Molecules, 2022, 27, 4607.
91.
Musa A.
Said, Sayed M. Riyadh, Nadia S. Al-Kaff, A. A. Nayl, Kh. D. Khalil, Stefan
Bräse, Sobhi M. Gomha. Synthesis and Greener Pastures Biological
Study of Bis-thiadiazoles as Potential Covid-19 Drug Candidates. Arabian J.
Chem. 2022, 15(9), 104101.
92.
Abdelwahed
R. Sayed, Sobhi M. Gomha, Yasair S. Al-Faiyz, Yasser H. Zaki. New
convenient routes of hydrazonoyl halides for the synthesis of novel thiazoles
and polythiazoles. Polycyclic Aromatic Compounds 2022, 42(6),
3318–3332.
93.
S.
Alhilal, M. Alhilal, Sobhi M. Gomha, S. A.
Ouf. Synthesis and biological evaluation of new aza-acyclic nucleosides and
their hydrogen complexes from indole. Res. Chem. Intermed. 2022, 48,
3567–3587.
94.
Khaled
D. Khalil, Hoda A Ahmed, Ali H. Bashal, Stefan Bräse, AbdElAziz Nayl, Sobhi M.Gomha. Efficient, recyclable, heterogeneous base
nanocatalyst for thiazoles with chitosan capped calcium oxide nanocomposite. Polymer,
2022, 14, 3347.
95.
Mohammad
Alhilal, Yaser A.M Sulaiman, Suzan Alhilal, Sobhi M. Gomha, Salama
A. Ouf. Synthesis of novel acyclic
nucleoside analogue starting from 6-aminouracil as potent antimicrobial agent. Polycyclic
Aromatic Compounds 2022, 42, 6463–6474.
96.
H. K.
Mahmoud, Sobhi M. Gomha, H. A.
Abdelhady, M. M. Elaasser, D. Z. H. Hassain. Microwave-assisted one-pot three
component synthesis of some thiazolyl(hydrazonoethyl)thiazoles as potential
anti-breast cancer agents. Polycyclic Aromatic Compounds 2022,
42(10), 7232–7246
97.
Amr S.
Abouzied, Jehan Y. Al-Humaidi, Abdulrahman S. Bazaid, Husam Qanash, Naif K. Binsaleh, Abdulwahab Alamri, Sheikh Muhammad Ibrahim,
Sobhi M. Gomha.
Synthesis, molecular docking study, and cytotoxicity evaluation of some novel
1,3,4-thiadiazole as well as 1,3-thiazole derivatives bearing a pyridine
moiety. Molecules. 2022, 27, 6368.
98.
Ghadah
F. Aljohania Tariq Z. Abolibda, Mohammad Alhilal, Jehan Y. Al-Humaidi, Suzan
Alhilal, Hoda A. Ahmed, Sobhi M. Gomha. Novel thiadiazole-thiazole
hybrids: synthesis, molecular docking, and cytotoxicity evaluation against
liver cancer cell lines. Journal of Taibah
University for Science 2022, 16(1), 1005–1015.
99.
Sobhi M. Gomha, Sayed M. Riyadh, Magda H. Abdellattif, Tariq
Z. Abolibda, Hassan M. Abdel-aziz, A. A. Nayl, Alaa M. Elgohary, Abdo A.
Elfiky. Synthesis and in silico study of some new bis-[1,3,4]thiadiazolimines
and bis-thiazolimines as potential in-hibitors for SARS-CoV-2 main protease. Curr.
Issues Mol. Biol. 2022, 44(10), 4540-4556.
100. Thoraya A. Farghaly, Amani M. R. Alsaedi, Jihan
Qurban, A. A. Nayl, Sobhi M. Gomha. Hydrazonoyl halides as precursors for
synthesis of bioactive heterocyclic compounds via reaction with aryl- and
hetaryl-amines. Curr. Org. Chem. 2022, 27(15), 1431-1452.
101. Ferid Yaccoubi, Mohamed El-Naggar, Fathy M.
Abdelrazek, Sobhi M. Gomha,
Mohamed S. Farghaly, Tariq Z. Abolibda, Lobna A. Ali, Aboubakr H. Abdelmonsef.
Pyrido-pyrimido-thiadiazinones: green synthesis, molecular docking studies and
biological investigation as obesity inhibitors. Journal of Taibah University
for Science 2022, 16(1), 1275-1286.
102. Tariq Z. Abolibda, Maher Fathalla, Basant
Farag, Magdi E. A. Zaki, Sobhi M. Gomha.
Synthesis and molecular docking of some novel 3-thiazolyl-coumarins as
inhibitors of VEGFR-2 kinase. Molecules, 2023, 28(2), 689.
103. Adel Alghamdi, Amr S. Abouzied, Abdulwahab
Alamri, Sirajudheen Anwar, Mukhtar Ansari, Ibrahim Khadra,Yasser H. Zaki, Sobhi M. Gomha. Synthesis, molecular docking, and dynamic
simulation targeting main protease (mpro) of new, thiazole clubbed pyridine
scaffolds as potential COVID-19 inhibitors. Curr.
Issues Mol. Biol. 2023, 45(2), 1422-1442.
104. Sobhi M. Gomha, Sayed M. Riyadh, Reem A. K. Alharbi, Magdi E.
A. Zaki, Tariq Z. Abolibda, Basant Farag. Green route synthesis and molecular
docking of azines using cellulose sulfuric acid under microwave irradiation. Crystals
2023, 13(2), 260.
105. Mohamed S. Ibrahim, Basant Farag, Jehan Y.
Al-Humaidi, Magdi E. A. Zaki, Maher Fathalla, Sobhi M. Gomha.
Mechanochemical synthesis and molecular docking studies of new azines bearing
indole as anticancer agents. Molecules 2023, 28, 3869.
106. Sobhi M. Gomha, Sayed M. Riyadh, Thoraya A. Farghaly, Reda A.
Haggam. Synthetic utility of bis-aminomercapto[1,2,4]triazoles in the
preparation of bis-fused triazoles and macrocycles. Review. Polycyclic
Aromatic Compounds 2023, 43(4), 3720–3740.
107. Jehan Y. Al-Humaidi, A. A. Nayl, Mohamed M.
Abdalla, Sobhi M. Gomha. New convenient routes of synthesis and
biological activity evaluation of some new coumarin derivatives as potent
anticonvulsant and CNS depressant agents. Polycycl. Arom. Comp., 2023,
43(3), 2680–2689
108. Fayza O. Ashmawy, Sobhi M. Gomha, Magda A. Abdallah, Magdi E. A. Zaki, Sami A.
Al-Hussain, Mohamed A. El-desouky. Synthesis, in vitro evaluation and molecular
docking studies of novel thiophenyl thiazolyl-pyridine hybrids as potential
anticancer agents. Molecules 2023, 28, 4270.
109. J. Y. Al-Humaidi, Sobhi M. Gomha, N. A. Abd El-Ghany, B. Farag, Magdi E. A.
Zaki, T. Z. Abolibda, N. A. Mohamed. Green synthesis and molecular docking
study of some new thiazoles using terephthalohydrazide chitosan hydrogel as
ecofriendly biopolymeric catalyst. Catalysts, 2023, 13,
1311.
110. Abanoub Mosaad Abdallah, Sobhi M. Gomha, Magdi E. A. Zaki, Tariq Z. Abolibda, and
Nabila A. Kheder. A Green Synthesis, DFT calculations, and
molecular docking study of some new indeno[2,1-b]quinoxalines containing
thiazole moiety. Journal Molecular Structure 2023,
1292, 136044.
111. Tariq Z. Abolibda, Maher Fathalla, Ghadah F.
Aljohani, Ehab M. Zayed, Sobhi M. Gomha.
Synthesis and in silico antiviral activity of novel bioactive thiobarbituric acid-based
hydrazones and pyrazoles against SARS-CoV-2 main protease (Mpro). Polycylic
Aromatic Compounds 2023, 8, 7635-7650.
112. Khaled D. Khalil, Sayed M. Riyadh, Ali H.
Bashal, Tariq Abolibda, Sobhi M. Gomha. Green
synthetic approaches of 2-hydrazonothiazol-4(5H)-ones using sustainable
barium oxide-chitosan Nanocomposite Catalyst. Polymer 2023, 15(18), 3817.
113. Jehan Y. Al-Humaidi, Sobhi M. Gomha, S.M. Riyadh, Mohamed S. Ibrahim, Magdi E. A.
Zaki, T. Z. Abolibda, Ohoud A. Jefri, A.S. Abouzied. Synthesis, Biological
Evaluation, and Molecular Docking of Novel Azolylhydrazonothiazoles as
Potential Anticancer Agents. ACS Omega 2023 8(37), 34044-34058.
114. Sobhi M. Gomha, Magdi E. A. Zaki, Deepika Maliwal, Raghuvir
R. S. Pissurlenkar, Mohamed S. Ibrahim, Maher Fathalla, Ahmed M. Hussein.
Synthesis, In-Silico Studies, and Biological Evaluation of Some Novel
3-Thiazolyl-Indoles as CDK2–inhibitors. Results in Chemistry 2023,
6, 101209.
115. T. A. Farghaly, G. H. Alfaifi, Sobhi M. Gomha. Recent literature on the synthesis of
thiazole derivatives and their biological activities. Review. Mini Rev Med.
Chem. 2023, 24 (2), 196-251.
116. Hoda A. Ahmed, Tariq Z. Abolibda, Yasser A. M.
Ismail, Abdullah Almohammedi, K. A. Aly, Mohamed S. Ibrahim, Sobhi M. Gomha. Novel maleic anhydride derivatives: liquid
crystalline materials with enhanced mesomorphic and optical characteristics. Forntiers
in Chemistry, 2023, 11, 1287883.
117. Mohamed G. Badrey, Sobhi M. Gomha, Aboubakr H. Abdelmonsef, Ahmed A. M. El-Reedy.
Syntheses and molecular docking analysis of some new thiazole and thiazine
derivatives as three armed molecules with a triazine ring as a core component:
a search for antiobesity agents. Polycyclic Aromatic Compounds 2023,
https://doi.org/10.1080/10406638.2023.2173617.
118. Sobhi M. Gomha, Fathy M. Abdelrazek, Jehan Y. Al-Humaidi,
Amany M. Reyad, Hassan M. Abdel-aziz, Aboubakr H. Abdelmonseff. Synthesis, molecular
docking study of some new thiazole-coumarin molecular hybrids as antibacterial
agents. Current Organic Synthesis 2023, in press.
119. Jehan Y. Al-Humaidi, Sayed M. Riyadh, Basant
Farag, Magdi E. A. Zaki, Tariq Z. Abolibda, Sobhi M. Gomha.
Synthesis of Bis-thiazoles Tethered 1,4-Dihydropyridine and Pyridine linkers
via Simple Oxidation and their Molecular Docking as VEGFR -TK Inhibitors. Curr.
Med. Chem., 2023, in press.
120. Jehan Y. Al-Humaidi, Sobhi M. Gomha, AbdElAziz A. Nayl, Ashraf A. Aly, Mahmoud A.
A. Ibrahime, Magdi E. A. Zakig, Stefan Bräseh, Reda A. Haggam. Synthesis,
Characterization, and Molecular Modeling Studies of Novel
Indenopyridazine-Thiazole Molecular Hybrids. Current Organic Synthesis, 2023,
in press.
121. Refaie M. Kassab, Sami A. Al-Hussain, Aboubakr
H. Abdelmonsef, Magdi E. A. Zaki, Sobhi M. Gomha, Zeinab
A. Muhammad. Novel bis-thiazole derivatives as HSV-1 inhibitors through
targeting surface glycoprotein d: an efficient synthesis, characterization,
biological evaluation and molecular docking study. Future Medicinal
Chemistry, 2023, in press
122. Mahmoud A. Mohamed, Amr S. Abouzied, Amany M.
Reyad, Magdi E. A. Zaki, Fathy Elsayed Abdelgawad, Sobhi M. Gomha. Novel Terpyridines as S. Aureus Gyrase
Inhibitors: Efficient Synthesis & Antibacterial Assessment via Solvent-Drop
Grinding. Future Medicinal Chemistry 2023, in press
123. Manar Ayman, Sobhi M. Gomha, Magda
A. Abdallah, Doaa E. ElNashar, AbdelMohsen M. Soliman, Huda R. M. Rashdan. In Sight into innovative
cancer therapeutic approach based on nanotechnology: Chitosan (CS)/Polyvinyl
alcohol (PVA) films loaded with synthesized bisthiazole derivative for cancer
treatment. Egyptian Journal of
Chemistry 2023, in press
PUBLISHED BOOKS
1. Sobhi M. Gomha, Sayed M. Riyadh. Synthesis of some new bioactive heterocycles. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-0-78484-1.
2. Sobhi M. Gomha, Sayed M. Riyadh, Elmahdi A. M. Abubaker. Synthesis and Biological Evaluation of Some New Pyrroles. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-0-78618-0.
3. Sobhi M. Gomha, Amany Mohamed, Kareem Mohamed. Synthesis and Antimicrobial Evaluation of New Fused Azines. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-51329-6.
4. Sobhi M. Gomha, Abdou Abdelhamid, Sahar Kandeel. Synthesis of Some Novel Bioactive Indoles as Anticancer Agents. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-51660-0.
5. Sobhi M. Gomha, Fathi M. Abdelrazek and, Heba N. El-Shemy. Synthesis of Some Novel Bioactive Fused 1,2,4-Triazole. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-52077-5.
6. Sobhi M. Gomha, Aziza I. lotfi, Heba N. El-Shemy. Extraction of Uranium and Thorium Ions from Acidic Solutions. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-52075-1.
7. Abdou Abdelhamid, Sobhi M. Gomha, S. Kandeel. Synthetic Approaches for Bioactive Compounds from Khellin and Visnagin. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-51661-7.
8. Sobhi M. Gomha, Mohammed A. Bauomi. Synthesis and Biological Evaluation of Some New Imidazoles.LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-51432-3.
9. Sobhi M. Gomha,Abdou O. Abdelhamid, Waleed El-Enany. New Synthetic Strategy for Synthesis of Novel pyrazoles. LAP Lambert Academic Publishing, 2020, ISBN:978-620-2-52077-5.
10. Sobhi M. Gomha, Magda A. Abdallah, Mahmoud Metwally. Pyridopyrimidines: Synthesis and Biological Activity. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-52529-9.
11. Sobhi M. Gomha, Magda A. Abdallah, Ikhlass M. Abbas. Pyrazoles: Synthesis and Biological Activity. LAP Lambert Academic Publishing, 2020, ISBN: 978-620-2-52530-5.
· Google Schoolar: https://scholar.google.com.eg/citations?user=ZDOss_wAAAAJ&hl=en&oi=ao
· Scopus:http://orcid.org/0000-0001-6744-7817 ID: 6506724900 https://www.scopus.com/authid/detail.uri?authorId=6506724900
· Research gate: https://www.researchgate.net/profile/Sobhi_Gomha3
· Orcide ID: http://orcid.org/0000-0002-7739-2837
- I awarded the prize of the best paper in heterocyclic chemistry
from the Egyptian Heterocyclic Chemistry Society (E.H.C.S) for 2015.
-
I was included in the list
of the World's Top 2% Scientists by Stanford University in 2019. https://elsevier.digitalcommonsdata.com/datasets/btchxktzyw/1
-
I was included in the list
of the World's Top 2% Scientists by Stanford University in 2020 (I awarded the 1st
rank in Organic Chemistry in Cairo University). https://elsevier.digitalcommonsdata.com/datasets/btchxktzyw/2
-
I was included in the list
of the World's Top 2% Scientists by Stanford University in 2021(I awarded the 1st
rank in Organic Chemistry in Cairo University). https://elsevier.digitalcommonsdata.com/datasets/btchxktzyw/3
-
In 2021: I awarded the
2nd rank in Organic Chemistry (Cairo
University) and 4th rank (Egypt) according to World Scientists and University
Ranking 2021 (AD Scientific Index). https://www.adscientificindex.com/scientist.php?id=90816
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publication for
the years 2008-2020.
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publishing
(more than 10 research papers) for the years 2015: Top 10 publishers in Cairo
University, Egypt.
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publishing
(more than 10 research papers) for the years 2016: Top 10 publishers in Cairo
University, Egypt.
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publishing
(more than 10 research papers) for the years 2017: Top 10 publishers in Cairo
University, Egypt.
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publishing
(more than 10 research papers) for the years 2018: Top 10 publishers in Cairo
University, Egypt.
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publishing
(more than 10 research papers) for the years 2019: Top 10 publishers in Cairo
University, Egypt.
-
I awarded certificates of
appreciation from Cairo University for distinguished scientific publishing
(more than 10 research papers) for the years 2020: Top 10 publishers in Cairo
University, Egypt.
1. Eco-friendly synthesis, characterization and biological evaluation of some novel pyrazolines containing thiazole moiety as potential anticancer and antimicrobial agents (2017-2018) and funding agency: the Deanship of Scientific Research (GRP‑68‑39) King Khalid University, KSA.
2. The separation of rare earth elements from the beach monazite metal from the black sand for the field season 2017-2018 and approved by Resolution No. 497 of 2017. Funding agency: Nuclear Materials Authority, Kattameya, Egypt.
3. Green synthesis and biological evaluation of some novel thiazole-based heterocycles as potential anticancer agents (2019-2020) and funding agency: the Deanship of Scientific Research (Project Number 1811008) King Faisal University, KSA.
4. Green synthesis of some novel thiazole-based heterocycles as anti-cancer agents (2019-2020) and funding agency: the Deanship of Scientific Research (Project Number Takamel 11-86) Islamic University of Madinah, KSA.
5. Synthesis of Innovative Optical Organic Compounds (2020-2021) and funding agency: the Deanship of Scientific Research (the Program of research project funding after publication, Project Number PRFA-P-42-8) Princess Nourah bint Abdulrahman University, KSA.
6. Green synthesis of some novel heterocyclic compounds as anti-cancer agents (2020-2021) and funding agency: the Deanship of Scientific Research (the program of research project funding after publication, Project Number PRFA-P-42-9) Princess Nourah bint Abdulrahman University, KSA.
7. Green synthesis of some novel thiazole-based heterocycles as anti-cancer agents (2019-2020) and funding agency: the Deanship of Scientific Research (Project Number Takamel 11-86) Islamic University, KSA.
8. Synthesis of Photo-active Innovative organic compounds to improve the photovoltaic and electrical properties of solar cells (2020-2021) and funding agency: the Deanship of Scientific Research (Project Number Tammay 2-654) Islamic University of Madinah, KSA.