Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Th. P. R. van den Berg"'
Publikováno v:
Biochimica et Biophysica Acta (BBA) - Biomembranes. 551:187-196
The uptake of Ca2+ and Sr2+ by the yeast Saccharomyces cerevisiae is energy dependent, and shows a deviation from simple Michaelis-Menten kinetics. A model is discussed that takes into account the effect of the surface potential and the membrane pote
Publikováno v:
Veterinary Quarterly. 1:109-114
Summary Gilts and sows kept under unphysiological commercial conditions may show delayed puberty, delayed estrus postweaning and delayed returns after insemination. It is postulated that in all three manifestations gonadotropic insufficiency is the c