搜索结果: 1-14 共查到“性科学 semen analysis”相关记录14条 . 查询时间(0.047 秒)
Computer-assisted human semen analysis. Sampling errors and reproducibility
Computer-assisted human semen analysis Sampling errors reproducibility
2009/2/23
Videomicrographic computer-automated semen analysis systems allow quantitative description of sperm motility, velocity, progression, and head movement amplitude and frequency with unprecedented ease...
Reproductive history and semen analysis in prevasectomy fertile men with and without varicocele
varicocele reproductive history fertile men semen analysis
2009/2/20
A group of 598 allegedly fertile men requesting vasectomy were investigated; varicocele was found in 97 (16.2%) of these men. The mean ages and age distributions of men with and without varicocele w...
The neglected laboratory test. The semen analysis
neglected laboratory test semen analysis
2009/2/19
Sixty-four laboratories from Connecticut, Massachusetts, and California were involved in a comparison of the types of semen analyses offered. The collected data indicate that there is a wide range...
The influence of semen analysis parameters on the fertility potential of infertile couples
Semen analysis conception rate survival analysis
2009/2/17
The objective of this study was to investigate the relationship between couples' fertility potential and several parameters of semen analysis (from a single semen sample/male partner) in a cohort ...
Choice of operating conditions to minimize sperm subpopulation sampling bias in the assessment of boar semen by computer-assisted semen analysis
CASA computer semen analysis tracking semen
2009/2/16
The performance of a computer-assisted semen analysis system was evaluated for use with washed boar spermatozoa. Accuracy was tested using a computer graphics-generated series of spots moving along ...
Evaluation of computer-assisted semen analysis（CASA）with IDENT stain to determine sperm concentration
Sperm count sperm density CASA
2009/2/16
This study was undertaken to compare a new fluorescent stain-based computer-assisted semen analysis (CASA) system (IDENT) for determining human sperm concentration to the manual hemacytometric met...
Computer-assisted semen analysis（CASA）of epididymal sperm from the domestic cat
Computer-assisted semen analysis domestic cat normozoospermia teratozoospermia sperm morphology
2009/2/11
Motion characteristics of epididymal sperm from domestic cats exhibiting a high (> 60%; normozoospermic; n = 21) or low (< 40%; teratozoospermic; n = 6) occurrence of structurally normal spermatozoa...
A comparison of two computer-automated semen analysis instruments for the evaluation of sperm motion characteristics in the stallion
sperm motility curvilinear velocity sperm concentration
2009/2/6
Two commercially available computer-automate semen analysis instruments (CellSoft Automated Semen Analyzer and HTM-2000 Motion Analyzer) were compared for their ability to report similar results bas...
Variation in semen parameters derived from computer-aided semen analysis, within donors and between donors
Concentration longitudinal study motility statistical
2008/12/29
The development of computer-aided semen analysis (CASA) has made it possible to study sperm motility characteristics objectively and longitudinally. In this 2-year study of 8 sperm donors, we used C...
Filling Time of a Lamellar Capillary-Filling Semen Analysis Chamber Is a Rapid, Precise, and Accurate Method to Assess Viscosity of Seminal Plasma
Lamellar Capillary-Filling Semen Analysis Precise Accurate Method Seminal Plasma
2008/12/24
Among men from infertile couples, increased viscosity of the ejaculate has been reported to occur more frequently than in fertile men (Moon and Bunge, 1968; Bunge, 1970). During standard semen analysi...
Semen Analysis：Setting Standards for the Measurement of Sperm Numbers
Semen Analysis Standards Measurement Sperm Numbers
2008/12/22
Recently several authors have highlighted the need for rigorous quality control as a basis for high-standard quality assurance in the andrology laboratory (Björndahl et al, 2004; Keel, 2004). One...
Raising Standards in Semen Analysis：Professional and Personal Responsibility
Semen Analysis Personal Responsibility
2008/12/22
Studies by Keel (2004) and Brazil (Brazil et al, 2004a,b) have once again reminded us that quality control is the cornerstone of the andrology laboratory. To put this in context, numerous reports docu...
Grace Centola writes regarding the performance of the semen analysis. Two labs have recently been cited by inspectors (NYS and CLIA inspectors) because sperm counts and motilities were not being don...
Despite its limitations, the "bulk" semen analysis remains the primary screening tools for those seeking to identify male reproductive dysfunction. In an attempt to improve its clinical utility, Guzic...