29-NORSENGOSTERONE AND 29-NORCYASTERONE, NEW C-28 PHYTOECDYSTEROIDS FROMAJUGA REPTANS(LABIATAE)

28-29 december the energy crisis: some implications and alternatives.

Many signs indicate that the United States is faced with an energy crisis. On the one hand, there is the historic growth trend of energy consumption, which has been doubling every 8 to 10 years. On the other hand, there is growing public concern with the environmental and social consequences of producing that much energy and, further, of the social value of using it. Public concern has been exp...

Collaboration in Cancer Drug Trials (October 28-29, 2013): Abstracts

Lup-20(29)-en-28-ol-3-one (betulone)

The asymmetric unit of the title compound, C30H48O2, contains two independent mol-ecules, the main difference between them being that the isopropenyl group is rotated by approximately 180°. In each mol-ecule, the fused six-membered rings have chair-chair-chair-chair conformations and the cyclo-pentane ring adopts an envelope conformation with the C atom bearing the hy-droxy-methyl group as the ...

Jean-Marc Reyrat (29/04/1967–28/10/2009)

Microbiologists everywhere are saddened by the recent loss of Jean-Marc Reyrat, one of their most valued colleagues, who died after a short but brave battle against cancer. Qualities that come to mind when one remembers Jean-Marc are enthusiasm, strong motivation for scientific research, original thinking, critical assessment of his own work, integrity, fairness, loyalty and dedication to young...

بررسی کنایه در جزئ 28 و 29 قرآن کریم

چکیده قرآن کریم یک شاهکار بزرگ ادبی است که در بیان معارف عمیق و والای خود که راه رسیدن به کمال انسانی است، فصیح ترین و بلیغ ترین اسلوب های ادبی رایج در آن زمان را به کار برده است واز آن جائی که فهم صحیح قرآن در گرو آشنائی با این اسالیب است، کنایه نیز به عنوان یک اسلوب بیانی، نمود وجایگاه خاصی در قرآن دارد به طوری که در بسیاری از آیات از جمله در جزء بیست وهشتم و بیست و نهم زبان قرآن زبان کنایی ...