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image: Toward Making Sperm in the Lab

Toward Making Sperm in the Lab

By | February 25, 2016

Researchers devise a technique for creating gametes from murine embryonic stem cells.

4 Comments

image: Surrogate Genes Enable Reproduction

Surrogate Genes Enable Reproduction

By | January 28, 2016

Increasing the expression of two genes from non-Y chromosomes restores spermatogenesis in male mice that lack Y chromosomes.

2 Comments

image: Week in Review: November 30–December 4

Week in Review: November 30–December 4

By | December 4, 2015

Historic meeting on human gene editing; signs of obesity found in sperm epigenome; top 10 innovations of 2015; dealing with retractions

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image: Obesity Alters Sperm Epigenome

Obesity Alters Sperm Epigenome

By | December 3, 2015

Moderately obese men display different epigenetic marks on their sperm than lean men, and bariatric surgery in massively obese men correlated with changes in sperm methylation.

1 Comment

image: Ghosts in the Genome

Ghosts in the Genome

By | December 1, 2015

How one generation’s experience can affect the next

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image: Squirmy Sperm

Squirmy Sperm

By | November 12, 2015

Scientists observe another form of locomotion for male gametes, akin to a snake’s slither.

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image: Sperm RNAs Transmit Stress

Sperm RNAs Transmit Stress

By | October 19, 2015

Stressed male mice can pass on an abnormal stress response to their offspring via microRNAs found in sperm, a study shows.

2 Comments

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.

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image: Sperm From Ovaries

Sperm From Ovaries

By | June 11, 2015

With the deletion of a single gene, female Japanese rice fish can produce sperm. 

1 Comment

image: Call for Germline Editing Moratorium

Call for Germline Editing Moratorium

By | March 13, 2015

In response to speculation that groups have edited the DNA of human embryos, researchers request that gene editing of human reproductive cells be halted.

2 Comments

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