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A Method for Improvement of Sperm Quality of an Ejaculated Human Specimen Using Bovine Cervical Mucus as a Biological Filter
teratozoospermia bovine cervical mucus penetration test
2009/2/19
A method is described for improving the quality of semen from subfertile men. Semen samples were filtered through bovine cervical mucus (collected at estrus) into spermatozoa-free seminal plasma (fr...
Nature of the Clearance of Exogenous Testosterone and Progesterone in Ejaculated Bovine Semen
progesterone testosterone blood semen ejaculated
2009/2/19
Plasma and semen concentrations of androgens and progestins were not influenced by repetitive ejaculation in bulls. Within 20 minutes after the injection of testosterone (100 mg Intravenously), plas...
Polyamines in ejaculated ram spermatozoa and their relationship with sperm motility
Ram ejaculated spermatozoa polyamines sperm motility
2009/2/10
Intracellular polyamine levels in ejaculated spermatozoa and seminal fluid from rams were determined by fluorescent spectroscopy of their dansyl derivatives. Relationships between the sperm polyamin...
Pregnancies in Cryptozoospermia With Sperm Ejaculated One Day Before ICSI：Four Case Reports
Pregnancies Cryptozoospermia Sperm Ejaculated Case Reports
2008/12/24
In cryptozoospermia, fluctuations in sperm count can lead to difficulties in finding sperm in the ejaculate on the day of oocyte retrieval. In fact, cryptozoospermia is often considered to be virtua...
Low Expression of Glycoprotein Subunit 130 in Ejaculated Spermatozoa from Asthenozoospermic Men
Interleukin-6 human spermatozoa motility
2008/12/24
Previous studies showed that interleukin-6 (IL-6) was expressed in human Leydig and Sertoli cells and that it inhibited sperm motility. The aim of this study was to compare the expression of I...
Apoptosis and Kinematics of Ejaculated Spermatozoa in Patients With Varicocele
Computer-assisted semen analysis terminal deoxynucleotidyl transferase–mediated deoxyuridine-5'-triphosphate nick end labeling Hoechst 33258
2008/12/22
Increased DNA fragmentation is found in sperm from infertile men. Varicocele is an important cause of male infertility, even though it is present in 15% of men who father children. Semen analysis ...
Immunofluorescence Reveals Ubiquitination of Retained Distal Cytoplasmic Droplets on Ejaculated Porcine Spermatozoa
Sperm boar
2008/12/22
The purpose of the present study was twofold: 1) to determine if antibodies raised against ubiquitin would recognize antigens associated with the porcine cytoplasmic droplet (CD), and 2) to determine ...