THE NICHE-DERIVED GLIAL CELL LINE-DERIVED NEUROTROPHIC FACTOR (GDNF) INDUCES MIGRATION OF MOUSE SPERMATOGONIAL STEM/PROGENITOR CELLS.

The niche-derived glial cell line-derived neurotrophic factor (GDNF) induces migration of mouse spermatogonial stem/progenitor cells.

In mammals, the biological activity of the stem/progenitor compartment sustains production of mature gametes through spermatogenesis.Spermatogonial stem cells and their progeny belong to the class of undifferentiated spermatogonia, a germ cell population found on the basal membrane of the seminiferous tubules.A large body of evidence has demonstrat

read more


Lime and gypsum application on the wheat crop

Root growth and crop yield can be affected by chemical modifications of the soil 2000 bmw 528i front bumper profile owing to lime and gypsum applications.A field trial was carried out on a dystrophic Clayey Rhodic Hapludox at Ponta Grossa, PR, Brazil, aiming to evaluate lime (without or with incorporation into the soil) and gypsum effects on root g

read more

Peran dan Kontribusi Ilmuwan Muslim dalam Pembelajaran Matematika

The life that is lived now and in the future cannot be separated from the role of history in the past.Mathematics learning plays an important role in everyday life, often we find problems in everyday life can be solved with mathematical concepts.In learning mathematics, mathematical scientists contribute greatly to the learning of 30hh bikini mathe

read more