Tag » Spermatogenesis

Causes of zero sperm count

A man’s fertility generally relies on the quantity and quality of his sperm. If the number of sperm a man ejaculates is low or if the sperm are of a poor quality or zero sperm count, it will be difficult, and sometimes impossible, for him to cause a pregnancy. 19 kata lagi

Azoospermia

SpermHope Kit - New supportive treatment for azoospermia

SpermHope Kit is a new supportive treatment for azoospermia. This treatment is for men who are found to have primary testicular failure usually cannot be fully cure and will likely require the use of surgical sperm retrieval methods to recover viable sperm for IVF. 23 kata lagi

Azoospermia

Non-obstructive azoospermia - Men infertility

Non-obstructive azoospermia (NOA) is a severe form of infertility accounting for 10% of infertile men. Microdissection testicular sperm extraction (microTESE) includes a set of clinical protocols from which viable sperm are collected from patients (suffering from NOA), for intracytoplasmic sperm injection (ICSI). 56 kata lagi

Azoospermia

Catching up

Just emerging from a busy teaching period, it was as ever a pleasure this year to welcome first another enthusiastic group of Bachelor students to our upper-level undergraduate course on “Key Concepts in Evolutionary Ecology”, followed by another excellent set of Master students taking our module “Evolution of Behaviour”. 471 kata lagi

New Paper

SPERMATOGENISIS

Author: Durga Deepthi Kolasani

Spermatogenesis:

The process of formation of sperms is called spermatogenesis.

  • In humans, spermatogenesis takes 65–75 days.
  • It begins with the spermatogonia, which contain the diploid (2n) number of chromosomes.
  • 456 kata lagi

Reviewing sperm competition in rodents

This year’s edition of Advances in the Study of Behavior will be published shortly, to which Paula Stockley and I have contributed an in-depth review of male adaptations to sperm competition in rodents. 176 kata lagi

New Paper

Faster, higher, stronger


Our latest experimental results in Macrostomum lignano flatworms demonstrate that individuals are able to produce sperm faster under conditions of higher sperm competition, presumably contributing to stronger sperm competitiveness. 154 kata lagi

New Paper