Описание: Each control operation is mediated by a pair of complementary genetic elements (hereafter called "control cell"): a control gene which produces a l control (or regulator) protein and a control site which is the target for the regulator protein. Negative control means that the control protein (repressor) prevents gene expression.
Автор: H. G. Schweiger; M. Sela; L. Syru?ek; P. K. Vogt; Название: Current Topics in Microbiology and Immunology ISBN: 3642653596 ISBN-13(EAN): 9783642653599 Издательство: Springer Рейтинг: Цена: 18167.00 р. Наличие на складе: Есть у поставщика Поставка под заказ.
Описание: This teachers guide is structured around 10 fundamental questions about biological evolution. The teachers guide explores the DVD`s commentary from some of the world`s most well-known biologists, who gathered on the Galapagos Islands during a World Summit on Evolution and were interviewed about everything from what evolution is to how it happens to why anyone should care.
Автор: W. Arber; W. Braun; R. Haas; W. Henle; P. H. Hofsc Название: Current Topics in Microbiology and Immunology ISBN: 3642654460 ISBN-13(EAN): 9783642654466 Издательство: Springer Рейтинг: Цена: 18167.00 р. Наличие на складе: Есть у поставщика Поставка под заказ.
Описание: Two kinds of antigenic variation occur in influenza viruses, antigenic drift and major antigenic shifts; Antigenic drift, which involves gradual changes in the surface antigens of influenza virus, is thought to result from the selection by an immune popula- tion of mutant virus particles with altered antigenic determinants.
Автор: W. Arber; S. Falkow; W. Henle; P. H. Hofschneider; Название: Current Topics in Microbiology and Immunology ISBN: 3642673244 ISBN-13(EAN): 9783642673245 Издательство: Springer Рейтинг: Цена: 18167.00 р. Наличие на складе: Есть у поставщика Поставка под заказ.
Описание: The difference in agglutinin titre between High and Low lines is 220-fold in Selection I, 103-fold in Selection II, 90-fold in Selection III, 85-fold in Selection IV and 275-fold in Selection V.
Описание: This teachers guide is structured around 10 fundamental questions about biological evolution. The teachers guide explores the DVD`s commentary from some of the world`s most well-known biologists, who gathered on the Galapagos Islands during a World Summit on Evolution and were interviewed about everything from what evolution is to how it happens to why anyone should care.
Описание: Although separation techniques have been used in a variety of cellular systems, they have been particularly useful in the study of reticuloendothelial cells and primarily in the study of cells partici- pating in the immune responses.
Автор: W. Arber; W. Henle; P. H. Hofschneider; J. H. Hump Название: Current Topics in Microbiology and Immunology ISBN: 3642667422 ISBN-13(EAN): 9783642667428 Издательство: Springer Рейтинг: Цена: 18167.00 р. Наличие на складе: Есть у поставщика Поставка под заказ.
Описание: An Inner Light That Shines So Bright is a heart-warming collection of inspirational writings that will not only capture your imagination, but also lift your spirits and energise your soul bring comfort, joy, happiness and light into your life enhance personal reflection and meditation and encourage your creative inner self to emerge. These emotional and intuitive writings, inspired by Nature, Angels, Faith and healing amongst others, will touch the heart of everyone in some way.
Автор: W. Arber; W. Henle; P. H. Hofschneider; J. H. Hump Название: Current Topics in Microbiology and Immunology ISBN: 3642668550 ISBN-13(EAN): 9783642668555 Издательство: Springer Рейтинг: Цена: 18167.00 р. Наличие на складе: Есть у поставщика Поставка под заказ.
Описание: Yosemite is one of the most visited national parks, with scenery that is world-renowned. Photographer Harold Davis has explored Yosemite for years with his camera, finding the best vantage points and most photogenic times of year. Postcards in this book show Yosemite in winter, Vernal and Nevada Falls, Mirror Lake, Yosemite Valley, the view from Inspiration Point, and more
Автор: W. Arber; S. Falkow; W. Henle; P. H. Hofschneider; Название: Current Topics in Microbiology and Immunology ISBN: 3642673430 ISBN-13(EAN): 9783642673436 Издательство: Springer Рейтинг: Цена: 18167.00 р. Наличие на складе: Есть у поставщика Поставка под заказ.
Описание: 1.2 Definition of Defective Interfering (DI) Particles Defective interfering viral particles, as defined by Huang (1973), have the follow- ing properties: (1) they are deletion mutants and therefore lack large amounts of the genetic material present in the standard virus;
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