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Leydig (interstitial) cells

Microscopic Anatomy of Sertoli and Leydig Cells During Fetal Development in Baladi Rabbit

Microscopic Anatomy of Sertoli and Leydig Cells During Fetal Development in Baladi Rabbit

... endocrine cells was decreased as that many Leydig cells underwent regression and the retrogressed cells appeared as smaller undifferentiated cells with pyknotic ...

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Article:  Seasonal cycle of leydig cells in the Japanese Jungle Crow (Corvus macrorhynchos)

Article: Seasonal cycle of leydig cells in the Japanese Jungle Crow (Corvus macrorhynchos)

... of Leydig cells at various periods of sexual ...glandular cells is in direct proximity to recrudescence of spermatogenic cells in upcoming breeding ...that Leydig cells become ...

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Fetal Leydig cells dedifferentiate and serve as adult Leydig stem cells

Fetal Leydig cells dedifferentiate and serve as adult Leydig stem cells

... of Leydig cells in the adult testis (Kaftanovskaya et ...progenitor cells are thought to exist in the interstitial space of the fetal testis (Inoue et ...progenitor cells were identified at ...

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Original Article Regulation of lipid metabolism in rat leydig cells testosterone synthesis and proliferation

Original Article Regulation of lipid metabolism in rat leydig cells testosterone synthesis and proliferation

... Leydig cells were isolated as previously report- ed [6] with slight ...interstitial cells. The cells were fractionated using a continuous Percoll gradient (70%, 58%, 30 and 5%), and ...

6

Dexamethasone suppresses the differentiation of stem Leydig cells in rats in vitro

Dexamethasone suppresses the differentiation of stem Leydig cells in rats in vitro

... steroidogenic Leydig cell-like cells by transcriptionally promoting the expression of steroido- genic enzymes including Cyp17a1 [34, ...fetal Leydig cells thus down-regulating Cyp17a1 ...

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The in vitro modulation of steroidogenesis by inflammatory cytokines and insulin in TM3 Leydig cells

The in vitro modulation of steroidogenesis by inflammatory cytokines and insulin in TM3 Leydig cells

... mouse Leydig cells [3], resulting in reduced testosterone synthesis [31, ...reduces Leydig cell via- bility at ...adrenal cells from older adult males, IL6 is suggested to increase ...

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Development of in vitro culture of rat Leydig cells after purification with Nycodenz gradient

Development of in vitro culture of rat Leydig cells after purification with Nycodenz gradient

... of Leydig cell culture in vitro, medium culture requires some bioactive materials such as human Chorio- genic Gonadotrophin (hCG) and Insulin Transfferin So- dium Selenite ...(ITS). Leydig cell may secrete ...

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Ethanolic Extracts of Young Papaya Seed (Carica papaya, Linn) Decrease Spermatocytes, Leydig Cells, and Androgen Receptor of Leydig Cells of Adult Mice (Mus musculus)

Ethanolic Extracts of Young Papaya Seed (Carica papaya, Linn) Decrease Spermatocytes, Leydig Cells, and Androgen Receptor of Leydig Cells of Adult Mice (Mus musculus)

... In this study, the average expression of androgen receptors in the Leydig cells in the treatment group was 28.11±3.06%, compared to 55.07±2.49% that we found in the control group. The mechanism that may be ...

5

Leydig Cells Encapsulation with Alginate Chitosan: Optimization of Microcapsule Formation

Leydig Cells Encapsulation with Alginate Chitosan: Optimization of Microcapsule Formation

... the Leydig cells, we focused on the osmolality and viscosity of the solutions ...for cells due to its relation to the osmotic process on the ...of cells and the capsules will ensure that the ...

6

Previously claimed male germline stem cells from porcine testis are actually progenitor Leydig cells

Previously claimed male germline stem cells from porcine testis are actually progenitor Leydig cells

... ES-like cells; ICSI: Intracytoplasmic sperm injection; ITS: Insulin-transferrin-selenium; KEGG: Kyoto encyclopedia of genes and genome; LH: Luteinizing hormone; LHR: LH receptor; LIF: Leukemia inhibitory factor; ...

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Detection of hCG responsive expression of the steroidogenic acute regulatory protein in mouse leydig cells

Detection of hCG responsive expression of the steroidogenic acute regulatory protein in mouse leydig cells

... MA-10 cells with a cAMP analog coordinately increased StAR mRNA, StAR protein and steroid production (10, 20, ...mouse Leydig cells, thyroid hormone has been reported to increase the levels of StAR ...

11

Estrogen Dependence of a Gonadotropin induced Steroidogenic Lesion in Rat Testicular Leydig Cells

Estrogen Dependence of a Gonadotropin induced Steroidogenic Lesion in Rat Testicular Leydig Cells

... stimulation, rather than the extent of LH receptor loss, was responsible for the steroidogenic lesion. A role of estradiol in the enzymatic block produced in vivo by acute elevation of circulating gonadotropin ...

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INVESTIGATION OF THE EFFECTS OF KIGELIA AFRICANA (LAM ) BENTH  EXTRACTS ON TM3 LEYDIG CELLS

INVESTIGATION OF THE EFFECTS OF KIGELIA AFRICANA (LAM ) BENTH EXTRACTS ON TM3 LEYDIG CELLS

... the cells were treated with trypsin, centrifuged, resuspended in 3 ml fresh complete medium, they were then counted using hemocytometer ...TM3 Leydig cells (100 µl) were seeded at 5×10 3 cells ...

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Estrogenic in vitro assay on mouse embryonic Leydig cells

Estrogenic in vitro assay on mouse embryonic Leydig cells

... caused 4.0 ± 0.5-fold increase of ERE-Luc activity in fractions enriched in embryonic Leydig cells in our assay. Not consistent inhibitory effect of ICI on the MEHP effect (Fig. 5A) suggests complex not ...

6

Effects of treatment with Astragalus Membranaceus on function of rat leydig cells

Effects of treatment with Astragalus Membranaceus on function of rat leydig cells

... study. Leydig cells influence sexual maturation of males by secret- ing testosterone, which is influenced by cell number and rate of ...increase Leydig cell ...

6

The Role of Foxo3 in Leydig Cells

The Role of Foxo3 in Leydig Cells

... in Leydig cells, R2C cells were treated with luteinizing hormone (LH) and the phosphorylation of ...of Leydig cells; however, at PPW 5, Foxo3 was expressed in both the nucleus and ...

7

GOLPH2 expression may serve as diagnostic marker in seminomas

GOLPH2 expression may serve as diagnostic marker in seminomas

... germ cells in non-neoplastic tubules were either negative or displayed a patchy slightly positive GOLPH2 ...these cells from other interstitial cells and from the intratubu- lar ...the Leydig ...

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CHRONIC MELATONIN APPLICATION MODIFIES THE CYTOARCHITECTURE OF
TESTIS AND DECREASES THE SPERM NUMBER IN WISTAR RAT

CHRONIC MELATONIN APPLICATION MODIFIES THE CYTOARCHITECTURE OF TESTIS AND DECREASES THE SPERM NUMBER IN WISTAR RAT

... There were no significant differences (P > 0.01) in the mean testis weight of melatonin treated rats, compared to the vehicle-treated control group. However, there were significant differences in the testicular ...

6

Mapping lineage progression of somatic progenitor cells in the mouse fetal testis

Mapping lineage progression of somatic progenitor cells in the mouse fetal testis

... positive cells (coelomic epithelium in the testis and mesonephros) is unlikely to be the cause because coelomic epithelial cells have been shown to give rise to both Sertoli cells and fetal ...

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Abd-Elmaksoud, Ahmed
  

(2005):


	Morphological, Glycohistochemical, and Immunohistochemical Studies on the Embryonic and Adult Bovine Testis.


Dissertation, LMU München: Tierärztliche Fakultät

Abd-Elmaksoud, Ahmed (2005): Morphological, Glycohistochemical, and Immunohistochemical Studies on the Embryonic and Adult Bovine Testis. Dissertation, LMU München: Tierärztliche Fakultät

... packed Leydig cells are the dominant component of the interstitium (20-60% of the testicular ...large Leydig cells (the pig and the horse), the testis secretes large amount of oestrogens ...

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