Sperm News and Research

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The term sperm refers to the male reproductive cells. In the types of sexual reproduction known as anisogamy and oogamy, there is a marked difference in the size of the gametes with the smaller one being termed the "male" or sperm cell. The human sperm cell is haploid, so that its 23 chromosomes can join the 23 chromosomes of the female egg to form a diploid cell.
Successes in frozen ovarian tissue technology may offer hope to women being treated for cancer

Successes in frozen ovarian tissue technology may offer hope to women being treated for cancer

Chromosomal chaos in early embryonic development is linked to abnormalities in cytokinesis and spindle formation

Chromosomal chaos in early embryonic development is linked to abnormalities in cytokinesis and spindle formation

Five children have been born conceived from previously isolated and frozen egg cells

Five children have been born conceived from previously isolated and frozen egg cells

First university-based research center devoted to studying epigenetics

First university-based research center devoted to studying epigenetics

Two thirds of parents with babies born from donated embryos don't plan to tell their children about their origins

Two thirds of parents with babies born from donated embryos don't plan to tell their children about their origins

Khat plant may create next men’s fertility wonder drug

Khat plant may create next men’s fertility wonder drug

HFEA says effective consent must be given by both the man and woman for use of embryos in IVF treatment

HFEA says effective consent must be given by both the man and woman for use of embryos in IVF treatment

The Phthalate Esters Panel responds to claims about the health effects of phthalates

The Phthalate Esters Panel responds to claims about the health effects of phthalates

Antarctic worms may hold the key to future storage of organ transplants

Antarctic worms may hold the key to future storage of organ transplants

Oxidants are responsible for sex in algae

Oxidants are responsible for sex in algae

Continuing problems with high levels of pesticide residues in fruits popular with children

Continuing problems with high levels of pesticide residues in fruits popular with children

New British guidelines to protect the safety of frozen sperm, eggs and embryos

New British guidelines to protect the safety of frozen sperm, eggs and embryos

Genes that allow nerve cells to communicate may have come from bacteria eons ago

Genes that allow nerve cells to communicate may have come from bacteria eons ago

How we pass our genes to our children

How we pass our genes to our children

Baby born from 21 year old cryopreserved sperm

Baby born from 21 year old cryopreserved sperm

Researchers have identified the first gene linked to the productivity of the stem cells that produce sperm in mammals

Researchers have identified the first gene linked to the productivity of the stem cells that produce sperm in mammals

Scientists may have figured out how to use stem cells to regenerate lost or injured tissue

Scientists may have figured out how to use stem cells to regenerate lost or injured tissue

Clinical trial of traditional Chinese medicine for the treatment of male infertility

Clinical trial of traditional Chinese medicine for the treatment of male infertility

Researchers identify new genes that control the formation of cilia found throughout the human body

Researchers identify new genes that control the formation of cilia found throughout the human body

Father's sperm packs more than just a fertilizer

Father's sperm packs more than just a fertilizer