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1
Spermatogonia: The Isle of Man
Kees had been "pursued by Angela and David Bowie Ãtogether and separately¨, Warhol, Capote, Monie Love, Von Bulow, Jenny Jones, Malcolm McLaren, and the usual... characters found in Interview.
2
Proteomics of Spermatogenesis - Strona 4
After remaining quiescent until after birth, gonocytes are reactivated, and differentiate into spermatogonia to initiate the process of spermatogenesis. In rat and mouse the gonocytes resume proliferation (first wave of proliferation) within a few ...
3
Andrology: Male Reproductive Health and Dysfunction - Strona 17
Spermatogonia lie at the base of the seminiferous epithelium and are classified as type A and type B spermatogonia. Two types of A spermatogonia can be distinguished, originally from a cytological and now also from a physiological point of ...
Eberhard Nieschlag, Hermann M. Behre, Susan Nieschlag,
2010
4
Sertoli Cell Metabolism and Spermatogenesis - Strona 18
3.2 Spermatogonial stem cells renewal in human and rodent testicles. Panel I—Human spermatogonial renewal mechanisms. Human spermatogonial stem cell is a subpopulation of the type A dark and/or A pale spermatogonia. The A pale ...
Pedro F. Oliveira, Marco G. Alves,
2015
5
Knobil and Neill's Physiology of Reproduction - Tom 1 - Strona 836
gonocytes occurs, populating the base of the seminiferous tubules with spermatogonia in numbers equal to those of the Sertoli cells (157). The spermatogonia subsequently undergo the spermatogenic process, with spermatozoa first being ...
Ernst Knobil, Jimmy D. Neill,
2006
6
Sertoli Cell Biology - Strona 233
The action of RA in the differentiation of spermatogonia was demonstrated in the early 1980s [2,3]. There was very little new information in the field until the demonstration that RA and the induction of stimulated by RA 8 (STRA8) protein were ...
Michael D. Griswold,
2014
7
Clinical Reproductive Medicine and Surgery - Strona 75
Physiology of Male Gametogenesis Elongated spermatid Lumen Round spermatid Spermatocyte Sertoli cell Spermatogonia Lamina propria Figure 4-2 Section of the germinal epithelium in the seminiferous tubule. Semithin section drawing ...
Tommaso Falcone, William W. Hurd,
2007
8
Biology of Spermatogenesis and Spermatozoa in Mammals - Strona 58
in type B spermatogonia it is perpendicular to the tubular wall. A special category of spermatogonia, designated as A0 or reserve stem-cells, exists in close association with the basal lamina of the seminiferous tubules (Fig. 12). Their nucleus ...
9
Stem Cells in Human Reproduction: Basic Science and Therapeutic ...
At stage VII–VIII, Aal cells undergo morphological changes and become A1 spermatogonia, which enter S phase. At stage IX, these cells divide into A2 spermatogonia. At stage XI, A3 spermatogonia are formed, and A4 spermatogonia first ...
Carlos Simón, Antonio Pellicer,
2009
10
Trends in Stem Cell Biology and Technology - Strona 158
Second, similar to nonprimate mammals, the nuclei of the A spermatogonia do not show heterochromatin. However, some of these A spermatogonia have nuclei that are very dense, stain heavily with hematoxylin, and have a non- staining ...
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «SPERMATOGONIA»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
spermatogonia w wiadomościach.
Scientists release details of artificial sperm technique
... in Lyon, France, claimed to have successfully produced sperm cells outside the body, using immature cells known as spermatogonia (see BioNews 802). «BioNews, Wrz 15»
Patent for first method to create human sperm, but does it work?
After 20 years developing their method, they say they can turn the progenitor cells that are inside seminiferous tubules, called spermatogonia, into mature sperm. «New Scientist, Wrz 15»
Macrophages create the elusive spermatogonial stem cell niche
Perhaps even more importantly, they also show that these macrophages control spermatogonial differentiation through the expression of critical factors including ... «Phys.Org, Wrz 15»
Here's How Men Make 200 Million Sperm Every Day
The wall of the tubule is made up of two types of cells: spermatogonia and Sertoli cells. Spermatogonia are germ cells: the mother cells that give rise to every ... «Gizmodo UK, Cze 15»
The Aurora A-HP1γ pathway regulates gene expression and mitosis …
GC-1spg cells were originally generated by immortalizing mouse Type B spermatogonia with SV40 that demonstrate characteristics of a stage between type B ... «BMC Blogs Network, Maj 15»
Sperm grown in lab for the first time ever
While the findings have yet to be published in a peer-reviewed journal, scientists at the Kallistem laboratory in Lyon have allegedly turned spermatogonia into ... «Raw Story, Maj 15»
Sperm grown in lab for first time ever
While the findings have yet to be published in a peer-reviewed journal, scientists at the Kallistem laboratory in Lyon have allegedly turned spermatogonia into ... «RedOrbit, Maj 15»
Francuzi twierdzą, że wyhodowali plemniki z komórek macierzystych
Naukowcy przez 15 lat próbowali wyekstrahować spermatogonia w ramach biopsji, doprowadzić do powstania dojrzałych gamet i wykorzystać je do ... «KopalniaWiedzy, Maj 15»
Spermacellen voor het eerst in lab gemaakt
Dit proces neemt in het menselijk lichaam 70 dagen in beslag, maar sommige mannen slagen er niet in om gedurende die tijdspanne de spermatogonia te doen ... «Het Laatste Nieuws, Maj 15»
Hoàn thiện tinh trùng: hy vọng mới cho những cặp đôi vô sinh
Kallistem cho biết họ đã cố gắng để chuyển đổi các tế bào sinh sản nam giới cơ bản, gọi là spermatogonia, thành tinh trùng trưởng thành trong ống nghiệm. «Afamily, Maj 15»