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Transplantation of newborn rat testis under the kidney capsule of adult host as a model to study the structure and function of Leydig cells
newborn rat testis kidney capsule adult host Leydig cells
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2009/2/23
Newborn rat testis was transplanted under the kidney capsule of adult castrated and uncastrated male rats to develop and characterize a model system for studies on Leydig cell development. Two weeks...
Effects of liver disease and transplantation on the human prostate
Chronic liver disease prostate ultrasound androgen
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2009/2/18
A major determinant of late-life prostate diseases is hormonal exposure during earlier life, but the effects of androgens in midlife on the human prostate have been little studied. In order to ide...
Ultrastructural observations of spermatogenesis following transplantation of rat testis cells into mouse seminiferous tubules
Testis spermatogenesis transplant rat mouse
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2009/2/17
The testes of busulfan-treated immunodeficient mice receiving seminiferous tubule injections of testis cells from rats were examined by light and electron microscopy. The presence of active rat sper...
Ultrastructural observations of spermatogenesis in mice resulting from transplantation of mouse spermatogonia
Testis mouse spermatogenesis electron microscopy
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2009/2/16
The objective of the present study was to provide a morphological characterization of spermatogenesis following germ cell transplantation into the seminiferous tubular lumen of another mouse. The re...
Changes in the hypothalamic-pituitary-gonadal axis in men after cadaver kidney transplantation and cyclosporine therapy
Renal transplantation hormonal changes androgens estrogen
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2009/2/11
A variety of plasma androgens, estradiol, follicle-stimulating hormone, luteinizing hormone, prolactin, cortisol, and thyroid parameters were examined in 10 men followed serially before and after ...
Efficient Generation of Transgenic Rats Through the Male Germline Using Lentiviral Transduction and Transplantation of Spermatogonial Stem Cells
lentivirus spermatogenesis testis
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2008/12/24
Spermatozoa produced from spermatogonial stem cells (SSCs) are the vehicle by which genes of a male are passed to the next generation. A single SSC has the ability to self-renew and produce thous...
Recipient Preparation and Mixed Germ Cell Isolation for Spermatogonial Stem Cell Transplantation in Domestic Cats
Testis male radiation feline conservation
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2008/12/23
The loss of genetic diversity poses a serious threat to the conservation of endangered species, including wild felids. We are attempting to develop spermatogonial stem cell transplantation in the cat ...
Depletion of Endogenous Germ Cells in Male Pigs and Goats in Preparation for Germ Cell Transplantation
Irradiation busulfan testis transgenesis large animals
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2008/12/23
The efficiency of germ cell transplantation, the procedure of transferring germ cells from a donor male into the testes of recipient males, can be greatly increased by reduction of endogenous germ c...
Spermatogonial Stem Cell Isolation, Storage, and Transplantation
Spermatogonial Stem Cell Isolation Storage Transplantation
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2008/12/23
The past 30 years have been marked by unparalleled accomplishments in the medical treatment of malignancy. Prior to advances in chemotherapeutic and radiation treatment, many oncologic conditions had ...
Long-Term Culture and Transplantation of Murine Testicular Germ Cells
ROSA26 mice germ cells in vitro culture testis GCNA1 spermatozoa
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2008/12/19
The objectives of this study were to develop an in vitro culture system to optimize germ cell proliferation and to measure the potential of the cultured germ cells to produce mature spermatozoa after ...