by Mansour, Mahmoud A., Bekheet, Saleh A., Al-Rejaie, Salim S., Al-Shabanah, Othman A., Al-Howiriny, Tawfeq A., Al-Rikabi, Ammar C., Abdo, Ayman A.
Published in BioFactors (Oxford) (01.11.2010)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Mossa, Jaber S.
Published in Phytochemistry (Oxford) (01.05.2006)

by Al-Massarani, Shaza M., Bertrand, Samuel, Nievergelt, Andreas, El-Shafae, Azza M., Al-Howiriny, Tawfeq A., Al-Musayeib, Nawal M., Cuendet, Muriel, Wolfender, Jean-Luc
Published in Phytochemistry (Oxford) (01.07.2012)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Siddiqui, Abu B.
Published in Journal of ethnopharmacology (01.08.2003)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Al-Rehaily, Adnan J., Mossa, Jaber S.
Published in Zeitschrift für Naturforschung C. A journal of biosciences (01.01.2004)

by Abbas, Fawkeya A., Al-massarany, Shaza M., Khan, Shabana, Al-howiriny, Tawfeq A., Mossa, Jaber S., Abourashed, Ehab A.
Published in Natural product research (01.05.2007)

by Ahmed, Bahar, Khan, Riaz A., Al-Howiriny, Tawfeq A., Al-Rehaily, Adnan J.
Published in Natural product research (01.08.2010)

by Al-Howiriny, Tawfeq A., Al-Rehaily, Adnan J., Pols, Joanna R., Porter, John R., Mossa, Jaber S., Ahmed, Bahar
Published in Natural product research (01.04.2005)

by Al-Rehaily, Adnan J., Al-Howiriny, Tawfeq A., Ahmad, Mohammad S., Al-Yahya, Mohammad A., El-Feraly, Farouk S., Hufford, Charles D., McPhail, Andrew T.
Published in Phytochemistry (Oxford) (01.06.2001)

by Al-Rehaily, Adnan J., Al-Howiriny, Tawfeq A., Bizzo, Humberto R.
Published in The Journal of essential oil research (01.09.2003)

by Al-Howiriny, Tawfeq A, Zemaitis, Michael A, Gao, Cong-yuan, Hadden, Chad E, Martin, Gary E, Lin, Fu-tyan, Schiff, Paul L
Published in Journal of natural products (Washington, D.C.) (01.06.2001)

by Ahmed, B, Al-Howiriny, T.A, Passreiter, C.M, Mossa, J.S
Published in Pharmaceutical biology (01.01.2004)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Mossa, Jaber S., Al-Said, Mansour S.
Published in Journal of asian natural products research (01.09.2004)

by Al-Howiriny, Tawfeq A, Zemaitis, Michael A, Gao, Cong-yuan, Hadden, Chad E, Martin, Gary E, Lin, Fu-tyan, Schiff, Paul L
Published in Journal of natural products (Washington, D.C.) (01.06.2001)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Mossa, Jaber S.
Published in ChemInform (03.10.2006)

by Al-Howiriny, Tawfeq A., Mossa, Jaber S., Ahmed, Bahar
Published in ChemInform (25.04.2006)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Mossa, Jaber S., El Tahir, K. E. H.
Published in ChemInform (21.06.2005)

by Ahmed, Bahar, Al-Howiriny, Tawfeq A., Mossa, Jaber S.
Published in Zeitschrift für Naturforschung. B, A journal of chemical sciences (01.05.2006)

by Al-Howiriny, TA, Mossa, JS, Ahmed, B
Published in Indian journal of chemistry. Sect. B. Organic chemistry, including medicinal chemistry (01.12.2005)

by Ahmed, B, Al-Howiriny, TA, Mossa, JS, El Tahir, KEH
Published in Indian journal of chemistry. Sect. B. Organic chemistry, including medicinal chemistry (01.02.2005)