Association between sperm cell chromatin condensation, morphology based on strict criteria, and fertilization, cleavage and pregnancy rates in an IVF program

ME Hammadeh, M Stieber, G Haidl, W Schmidt - Andrologia, 1998 - Wiley Online Library
In this study, a total of 95 ejaculates from infertile patients were investigated morphologically
according to Kruger's strict criteria and 78 of the 95 ejaculates were stained for chromatin …

Andrology: semen parameters as predictors of in-vitro fertilization: the importance of strict criteria sperm morphology

AI Vawda, J Gunby, EV Younglai - Human reproduction, 1996 - academic.oup.com
This study evaluated 120 couples undergoing in-vitro fertilization treatment to determine
which semen parameter (s) predicted fertilization and whether there was any consistent …

Comparison between chromatin condensation and morphology from testis biopsy extracted and ejaculated spermatozoa and their relationship to ICSI outcome

ME Hammadeh, S Al-Hasani, S Doerr… - Human …, 1999 - academic.oup.com
A significant association between male subfertility, imperfect spermiation and abnormal
nuclear condensation has been suggested. The DNA content of spermatozoa might be …

Comparison of conventional in vitro fertilisation and intracytoplasmic sperm injection outcomes in patients with moderate oligoasthenozoospermia

HL Shuai, Q Ye, YH Huang, BG Xie - Andrologia, 2015 - Wiley Online Library
The method of choice for assisted reproductive technology treatment in vitro fertilisation (IVF)
or intracytoplasmic sperm injection (ICSI) is usually based on the evaluation of male …

[HTML][HTML] Use of high-magnification microscopy for the assessment of sperm recovered after two different sperm processing methods

AL Monqaut, C Zavaleta, G López, R Lafuente… - Fertility and sterility, 2011 - Elsevier
OBJECTIVE: To compare the quality of sperm samples obtained after density-gradient
centrifugation and swim-up by performing a nuclear structural analysis with high …

Intracytoplasmic morphologically selected sperm injection outcomes: the role of sperm preparation techniques

E Borges, AS Setti, L Vingris, RCS Figueira… - Journal of assisted …, 2013 - Springer
Purpose To compare the results of intracytoplasmic morphologically selected sperm
injection (IMSI) between cycles in which the swim-up (SUP) or the density gradient …

Evaluation of a cut-off value for sperm motility after different hours of incubation to select the suitable reproductive technology (IVF or ICSI)

U Zollner, S Martin, J Liebermann… - Acta obstetricia et …, 1999 - Taylor & Francis
Background. The aim of this study was to enhance the predictability of conventional semen
parameters for in-vitro fertilization outcome. The utility of late sperm motility in presence of a …

Submicroscopic mathematical evaluation of spermatozoa in assisted reproduction. 2. In vitro fertilization.(Notulae seminologicae. 7)

P Piomboni, E Strehler, S Capitani, G Collodel… - Journal of assisted …, 1996 - Springer
This paper belongs to a series of applications of the Baccetti et al. formula (1) to the
submicroscopical mathematical examination of human spermatozoa used for assisted …

Lower total motile count is associated with smaller historic intergenerational family size: a pedigree analysis from the Utah Population Database

DP Patel, HT Meeks, HA Hanson… - Journal of Assisted …, 2021 - Springer
Purpose To describe the association between contemporary total motile count (TMC), a
measure of male factor infertility, and historic intergenerational family size. Methods This is a …

Is sperm quality actually declining? A literature survey

MM Mees, CEJ Cuypers, AH Piersma - 1997 - rivm.openrepository.com
The possible decline in human semen quality has become a recent major issue of concern.
An article on a meta-analysis published by Carlsen and co-workers in 1992 claims to have …