Many of the plant species found that it can be used medically (Ali-Shtayeh and Abu, 1999). Essential oils are aromatic substances which are obtained from various plant parts by steam distillation; many of which exhibit antibacterial (Ozcan et al., 2006), antifungal (Chee and Lee, 2007) and antiviral (Khan et al., 2005) activity. Lemongrass (Cymbopogon citratus) is widely used in traditional med...

Introduction On February 12, 2007, a new article was circulated in the Jihadi forums, which sketched very clearly the new direction of the strategy of al-Qaeda or global Jihad, in Africa. The article in Arabic, titled "Al-Qaeda Organization and the African Continent: Past, Present and Future", provides us with an analysis of Africa's importance for global Jihad. This same article was published ...

Characterizing Asphaltene Deposition in the Presence of Chemical Dispersants in Porous Media Micromodels Yu-Jiun Lin, Peng He, Mohammad Tavakkoli, Nevin Thunduvila Mathew, Yap Yit Fatt, John C. Chai, Afshin Goharzadeh, Francisco M. Vargas, and Sibani Lisa Biswal Department of Chemical and Biomolecular Engineering, Rice University, Houston, Texas 77005, United States Department of Chemical Engin...

A new upper bound is given on the number of ways in which a set of N points in Rn can be partitioned by k parallel hyperplanes. This bound improves upon a result of Olafsson and Abu-Mostafa [IEEE Trans. Pattern Analysis and Machine Intelligence 10(2), 1988: 277-281]; it agrees with the known (tight) result for the case k = 1; and it is, for fixed k and n, tight to within a constant. A previousl...

Awad E Osman1*, Habiba Alsafar2, Guan K Tay3, Jasem BJM Theyab4, Mohamed Mubasher1, Nezar Eltayeb-El Sheikh1, Hanan AlHarthi1, Michael H. Crawford5 and Gehad El Ghazali6 1PCLM, King Fahad Medical City, Riyadh 11525, Saudi Arabia 2Khalifa University of Science Technology and Research, Abu Dhabi, United Arab Emirates 3Centre for Forensic Science, The University of Western Australia, Crawley, West...

New York University Abu Dhabi (NYUAD Saadiyat Island, Abu Dhabi, UAE. E-mail: a Centro de Investigaciones Cient́ıcas Av Qúımica Fundamental, Universidade de C Fraga 10, 15008 A Coruña, Spain Laboratoire d'Ingénierie Moléculaire Appliq UdS, ECPM, 25 rue Becquerel, 67087 Strasb School of Sciences, Indiana University Koko Laboratoire de Chimie Bioorganique et Méd rue Becquerel, 67087 Strasbourg, F...