نتایج جستجو برای: sex factors

تعداد نتایج: 1236437  

Journal: :Current Biology 2000
Martin P. Zeidler Norbert Perrimon

The Drosophila JAK-STAT pathway and its ligand Unpaired are required for a wide range of developmental processes. Recent results have identified Unpaired as an activator of sex-lethal and revealed a new role for the JAK-STAT pathway in sex determination.

2014
Santhosh Sadhu Archana Rao Manukonda Anthony Reddy Yeruva Sangram Kishor Patel Niranjan Saggurti

INTRODUCTION The institutionalization of community mobilization is not well understood in literature. This paper aims to understand the role of the community-to-community learning strategy in the institutionalization of community mobilization among sex workers communities across eight districts of Andhra Pradesh, India. MATERIALS AND METHODS Data collected during baseline (March, 2010) and en...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1990
A Kidera N Go

An x-ray crystallographic refinement method, referred to as the normal mode refinement, is proposed. The Debye-Waller factor is expanded in terms of the effective normal modes whose amplitudes and eigenvectors are experimentally determined by the crystallographic refinement. In contrast to the conventional method, the atomic motions are treated generally as anisotropic and concerted. This metho...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1974
S Rosenfeld D Dressler

Two transfer factors have been prepared in an animal model system, the guinea pig. They are both small molecules, derived from the leukocytes of immunologically experienced individuals, and capable of transferring information for specific immune responses to naive individuals.

2017
Gerald S Zavorsky Kelly A Tomko James M Smoliga

The first aim of this study was to determine the age group at which marathon performance declines in top male and female runners and to compare that to the runners of average ability. Another aim of this of this study was to examine the age-related yearly decline in marathon performance between age group winners and the average marathon finisher. Data from the New York (NYC), Boston, and Chicag...

2013
Wei Zheng Kohta Suzuki Hiroshi Yokomichi Miri Sato Zentaro Yamagata

BACKGROUND Determining standard pubertal growth patterns using longitudinal anthropometric measures is important in growth assessment. We used an appropriate repeated-measurements method to identify height growth patterns in Japanese school-aged girls and boys. METHODS The participants were children born during the period from 1991 through 1999 who had entered the first grade of elementary sc...

Journal: :AJS; American journal of sociology 1977
W R Gove J Tudor

Journal: :The Biochemical journal 1967
F Jobin M P Esnouf

1. It has been shown that factor V accelerates the rate of conversion of prothrombin into thrombin by activated factor X, and that this activity does not depend on the presence of phospholipid. 2. Although the mechanism by which factor V increases the rate of reaction is not clear, it seems unlikely that it is converted into an enzyme. 3. The rate of conversion of prothrombin by purified activa...

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