Results 21 to 30 of about 54,786 (297)

Improving indigenous Vietnamese Black Rabbit frozen sperm quality: the role of glycine and sperm selection methods

World Rabbit Science, 2023
Rabbit sperm are known to undergo damage during both cryopreservation and thawing, leading to decreased viability, motility and membrane integrity. Glycine can protect sperm and reduce damage during freezing.
Tran Thi Thanh Khuong, Nguyen Lam Khanh Duy, Nguyen Thuy Hang, Phan Kim Ngoc, Duong Nguyen Duy Tuyen   +4 more
doaj   +1 more source

P–007 Effect of swim-up on sperm morphology

Human Reproduction, 2021
Abstract Study question To evaluate the effect of swim-up on the percentage of certain morphological defects in the semen population Summary answer Swim-up preparation led to significantly lower percentage of spermatozoa with ...
R Ganeva, D Parvanov, M Handzhiyska, G Stamenov   +3 more
openaire   +1 more source

To compare the effectiveness of density gradient centrifugation and swim-up wash semen preparation technique on the clinical outcome in intrauterine insemination

Journal of Marine Medical Society, 2013
OBJECTIVE: To compare the effectiveness of DGC and swim-up wash semen preparation technique on the clinical outcome in sub fertile couple who underwent intrauterine insemination. DESIGN: It is a prospective study of 100 sub fertile couples undergoing 200
P Ihgnait, G D Maiti, A K Pillai, Jayaram Yadav   +3 more
doaj   +1 more source

Elimination of bacteria from semen using a combination of density gradient centrifugation and swim-up

Journal of Men's Health, 2022
Background: To evaluate the efficiency of bacterial clearance of different sperm preparation procedure. Methods: A total of 46 semen samples were collected in this study, each semen sample was divided into four equal parts (0.5 mL each).
Zhiheng Chen, Lingxiao Jiang, Hui Wang, Wumin Quan, Li Yang, Chunquan Ou, Ling Sun   +6 more
doaj   +1 more source

Effect Invitro Activation on the Spermiograms of ligozoospermic Patients

Kufa Journal for Nursing Sciences, 2016
Objective: The objective of this study was to improve certain sperm function parameters in vitro of oligozoospermic patients and other mild male factors using sperm activation techniques such as swim-up and density gradient. Methodology: The study was
Yahya k. Al–Sultani, Mohsin k. Al-Murshdi   +1 more
doaj   +1 more source

Assessment of swim-up and discontinuous density gradient in sperm sex preselection for bovine embryo production

Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2012
The purpose of this work was to associate the modified swim-up method with centrifugation in density gradient for the separation of X-bearing spermatozoa.
A.C Lucio, M.V Resende, J.A. Dernowseck-Meirelles, A.P. Perini, L.Z Oliveira, M.C.V Miguel, A.S Carmo, S.Y Tomita, B.C.A Alves, F.A.T. Fazano, V.F.M.H. Lima   +10 more
doaj   +1 more source

Additional Hyaluronic Acid Binding Selection Decreased Sperm DNA Damage after Conventional Semen Preparation in Infertile Patient with Abnormal Semen Analysis

Siriraj Medical Journal, 2018
Objective: To study the benefit of combining conventional sperm preparation methods with hyaluronic acid binding in selecting spermatozoa with less DNA damage in infertile patients with abnormal semen analysis. Methods: Forty-six semen samples obtained
Roungsin Choavaratana, M.D., Isarin Thanaboonyawat, M.D., MMedSci, Yaowapa Chongpensuklert, M.D., Japarath Prechapanich, M.D., Suphadtra Phornwilardsiri, M.C., Morou Stavroula Maria, MMedSci, Ketsara Sitthirit, B.Sc.   +6 more
doaj   +1 more source

Sperm morphology and DNA fragmentation after zona pellucida selection

Reproduction and Fertility, 2021
Sperm DNA fragmentation (SDF) and sperm morphological defects can negatively affect ART outcomes. Consequently, there is a need for additional semen processing technique that accounts for sperm DNA status and morphology prior to ICSI.
Rumiana Ganeva, Dimitar Parvanov, Denitsa Velikova, Magdalena Vasileva, Kristina Nikolova, Georgi Stamenov   +5 more
doaj   +1 more source

Effect of Sperm Selection by ''Swim-Up" Technique on the Sex Ratio of In Vitro Produced Ovine Embryos

The Iraqi Journal of Veterinary Medicine, 2013
The objective of this study was to investigate the percentage of male and female ovine embryos produced after oocytes fertilization by sperm selected with self-migration (swim-up) technique.
Saja Hadi
doaj   +1 more source

Protracted Reproduction in Sunfish: the Temporal Dimension in Fish Recruitment Revisited [PDF]

, 2002
Understanding how life histories influence reproductive success under uncertain conditions is necessary to predict population dynamics. For many organisms, protracted reproduction may increase expected offspring recruitment in variable environments ...
Garvey, James E, Herra, Tomasz P, Leggett, William C   +2 more
core   +2 more sources