The Scientist

» fertilization

Most Recent

image: Inhibiting Sperm Protein Causes Infertility

Inhibiting Sperm Protein Causes Infertility

By | October 5, 2015

Two drugs targeting a protein in sperm cause reversible infertility in male mice, providing new hope for a male contraceptive.


image: Semen Says

Semen Says

By | July 1, 2014

Scientists report for the first time that a snail’s seminal fluid proteins can suppress the mating success of the male side of its hermaphroditic partner.


image: Spiders Try to Ensure Paternity

Spiders Try to Ensure Paternity

By | June 11, 2014

Male dwarf spiders deploy sperm-blocking plugs to thwart the reproductive chances of their mate’s subsequent suitors.


image: Female Pigs May Sense Sex of Sperm

Female Pigs May Sense Sex of Sperm

By | May 21, 2014

The oviducts of pigs exhibit different gene expression profiles depending on their exposure to sperm with either an X or a Y chromosome, a study shows. 


image: Coming to Terms

Coming to Terms

By | November 1, 2012

New noninvasive methods of selecting the most viable embryo could revolutionize in vitro fertilization.


image: A Gamete Matchmaker

A Gamete Matchmaker

By | March 22, 2012

Chemical cues dispersed by mussel eggs may attract sperm that are their perfect match.


image: Double the Mutations

Double the Mutations

By | January 30, 2012

Irradiated sperm of young male mice induce mutations in eggs upon fertilization, a phenomenon that may pose risks for the children of cancer survivors.



Popular Now

  1. Birth of the Skin Microbiome
    Daily News Birth of the Skin Microbiome

    The immune system tolerates the colonization of commensal bacteria on the skin with the aid of regulatory T cells during the first few weeks of life, a mouse study shows.

  2. Inside a Lab Mouse’s High-Fat Diet
  3. Battling the Bulge
    Bio Business Battling the Bulge

    Weight-loss drugs that target newly characterized obesity-related receptors and pathways could finally offer truly effective fat control.

  4. How Gastric Bypass Can Kill Sugar Cravings
Life Technologies