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Origin and fate of autophagosomes in Leydig cells of normal adult rats
Origin fate autophagosomes Leydig cells normal adult rats
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2009/2/23
Autophagosomes were observed frequently in electron microscope photographs of Leydig cells from normal adult rat testis. Their formation, evolution and fate were analyzed morphologically in preparat...
Comparison between proteinases of human seminal plasma and of sperm origin
proteinases human seminal plasma sperm origin
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2009/2/23
A comparison of the alkaline proteinase activity of human seminal plasma, the seminal non-gamete cellular material and spermatozoa was made by gelatin-sodium dodecyl sulfate-polyacrylamide gel elect...
The origin of some acid hydrolases of the fluid of the rat cauda epididymidis
acid hydrolases rat cauda epididymidis
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2009/2/23
The activity of N-acetyl-beta-D-glucosaminidase (NAG, 60.1 units/mg protein) and of acid phosphatase (57.7 units/mg protein) in fluid from the cauda epididymidis formed without any contribution from...
Origin of a motility inhibitor within the male reproductive tract
motility inhibitor male reproductive tract
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2009/2/20
Seminal plasma contains a motility inhibitor of demembranated reactivated spermatozoa. We investigated its origin within the reproductive tract. The highest level of inhibitor was detected in semina...
Origin of an 84-kDa protein with ABH blood-typing antigen activity in human seminal plasma
p 84 ABO blood group substance lactotransferrin
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2009/2/18
In order to investigate the origin of an 84-kDa protein with ABH blood-typing antigen activity (p 84) and its concentration in human seminal plasma, a monoclonal antibody (mAb p 84) was produced....
Immunoreactive parathyroid hormone-related protein is present in human seminal plasma and is of prostate origin
Immunoreactive parathyroid hormone-related protein human seminal plasma
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2009/2/12
Parathyroid hormone-related protein (PTHrP) is a regulatory peptide that has been associated with normal fetal growth and differentiation as well as the regulation of fetal calcium. We recently d...
Sertoli cell secreted growth factor. Cellular origin, paracrine and endocrine regulation of secretion
Sertoli cell Cellular origin paracrine endocrine regulation secretion
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2009/2/12
Rat and human Sertoli cells in culture secrete a growth factor, Sertoli cell secreted growth factor (SCSGF). The aims of the present study were (1) to evaluate other testicular cell types as additio...
The origin and development of benign prostatic hyperplasia. An age-dependent process
prostatic hyperplasia age-dependent process
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2009/2/7
Although the exact cause of benign prostatic hyperplasia (BPH) is not well defined, it is thought to occur as the result of epithelial-stromal interactions in the appropriate hormonal milieu. Beni...
Serotonin Concentration, Synthesis, Cell Origin, and Targets in the Rat Caput Epididymis During Sexual Maturation and Variations Associated With Adult Mating Status：Morphological and Biochemical Studies
5-hydroxytryptamine tryptophan hydroxylase neuroendocrine cells male reproduction serotonin receptor spermatozoa
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2008/12/24
The caput epididymis of some mammals contains large quantities of serotonin whose origin, targets, and physiological variations have been poorly studied. We combined morphological and biochemical...
Age-Related Epididymis-Like Intratesticular Structures：Benign Lesions of Wolffian Origin That Can Be Misdiagnosed as Testicular Tumors
Testis rete testis cysts aging
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2008/12/23
This study aims to characterize the epididymis-like intratesticular structures (ELITSs), a rare lesion found in elderly men. ELITSs were identified in 6 patients from a review of 1442 autopsies an...
Compound Heterozygous Mutations in the SRD5A2 Gene Exon 4 in a Male Pseudohermaphrodite Patient of Chinese Origin
5--Reductase enzyme deficiency 5--reductase type 2 gene mutations male pseudohermaphroditism
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2008/12/22
The goal of this study was to perform 5--reductase type 2 gene (SRD5A2) analysis in a male pseudohermaphrodite (MPH) patient with normal testosterone (T) production and normal androgen receptor (AR)...
Chromosomal Abnormalities and Y Chromosome Microdeletions in Infertile Men With Varicocele and Idiopathic Infertility of South Indian Origin
Genetic defects male infertility cytogenetic study STS markers
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2008/12/22
Various factors cause spermatogenesis arrest in men and, in a large number of cases, the underlying reason still remains unknown. Little attention is paid to determining the genetic defects of varic...