نتایج جستجو برای: biological chemistry

تعداد نتایج: 562259  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده علوم انسانی 1390

increasing academic and professional language demands around the world are not a deniable fact. the purpose of this study was to investigate english language needs and communication needs of the chemistry students at master and ph.d. levels at the iranian universities. in this research, different methods were used including un-structured interview, structured interview, and two sets of question...

Journal: :Analytical chemistry 2007
T A Brettell J M Butler J R Almirall

Jose R. Almirall, MSFS Graduate Program Director and Professor, Chemistry and Biochemistry and Director, IFRI Bruce McCord, Professor, Chemistry and Biochemistry and Associate Director, IFRI Anthony P. (Tony) DeCaprio, Associate Professor, Chemistry and Biochemistry and Director, Forensic Science Certificate Program Kenneth Furton, Provost and Professor, Chemistry and Biochemistry Kevin McElFre...

Journal: :Analytical chemistry 2007
Thomas Hayden

A simplified chemical model helps elucidate the spatiotemporal dynamics of blood clotting.

2016
J. Fowler

opportunity of keeping up the organic chemistry which they were required to study for their various degrees. The work opens with a preliminary chapter on .chemical action of living matter and proceeds with a description of ordinary bacteriological technique. Chapters 3 and 4, as already mentioned, are largely taken up with the organic chemistry and with a description of such bodies as sugars, e...

Journal: :Biochemical Society transactions 2012
Tadhg P Begley Steven E Ealick Fred W McLafferty

The present paper describes the biosynthesis of the thiamin thiazole in Bacillus subtilis and Saccharomyces cerevisiae. The two pathways are quite different: in B. subtilis, the thiazole is formed by an oxidative condensation of glycine, deoxy-D-xylulose 5-phosphate and a protein thiocarboxylate, whereas, in S. cerevisiae, the thiazole is assembled from glycine, NAD and Cys205 of the thiazole s...

2008
Kaitlyn Gray

Hospital mortalities from multidrug-resistant bacteria have grown in recent years. Multidrugresistant bacteria are becoming a major public health crisis because the antibiotics that exist today are no longer effective in all cases. Drugs, like vancomycin, which were once last-resort treatments are quickly becoming a first-line defense because the over-prescription of antibiotics is allowing for...

2011
M. Lotti

1. From molecules to living systems: complexity is obtained from simple building blocks 2. Amino acids and proteins 2.1. Proteogenic Amino Acids 2.2. Non Proteinogenic Amino Acids 2.3. Amino Acid Polymers: Proteins. Their Structure and Function 2.3.1. Proteins Folding and Structure 2.3.2. Proteins Function and Regulation 3. Nucleotides and nucleic acids: information, energy transport, catalysis...

1999
E. SULKOWSKI M. LASKOWSKI

In the course of digestion of nucleic acids by micrococcal nuclease in the presence of low Ca++ concentration, three distinct phases of the reaction are observed. The first and the third are slow, and the second is fast. The reaction rate during the first phase is proportional to Ca++ concentration. An autoaccelerated second phase, showing little dependence on Ca+f concentration, has been obser...

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