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Archive for the ‘Fertility’ Category

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Gene involved in sperm-to-egg binding is key to fertility in mammals

Monday, April 30th, 2012
Scientists looking at fertility in mice, have discovered for the first time that the gene, which makes a protein called PDILT, enables sperm to bind to an egg, a process essential to fertilization.

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Formaldehyde exposure may affect fertility in men

Monday, April 30th, 2012
Occupational exposure to formaldehyde in Chinese men may be linked to reduced fertility, reports a new article.

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New drug to tackle body fat problems

Friday, April 27th, 2012
Medical researchers have defined the structure of a key part of the human obesity receptor -- an essential factor in the regulation of body fat -- which could help provide new treatments for the complications of obesity and anorexia.

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Sperm viability greatly reduced in offspring of animals treated with common antibiotic tetracycline

Friday, April 27th, 2012
Scientists report that male pseudoscorpions treated with the antibiotic tetracycline suffer significantly reduced sperm viability and pass this toxic effect on to their untreated sons. They suggest that a similar effect could occur in humans and other species.

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A new diagnosis for Frida Kahlo’s infertility

Sunday, April 22nd, 2012
While the artist’s haunting self-portraits focus largely on anatomy and failed reproduction attempts, relatively little attention has been paid to her own body and infertility.

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Dealing with infertility is a complicated journey of options and decisions

Friday, April 13th, 2012
When you cannot become a parent without outside help, making decisions to deal with your longing is a complicated process. The world of assisted reproduction treatment is confusing, but the couples try to adapt since it is their only possibility to conceive a child together.

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Scientists discover tool that uncrosses chromosomes

Thursday, April 12th, 2012
Researchers have discovered a key tool that helps sperm and eggs develop exactly 23 chromosomes each. The work, which could lead to insights into fertility, spontaneous miscarriages, cancer and developmental disorders.

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Women cannot rewind the ‘biological clock’

Thursday, April 5th, 2012
Many women do not fully appreciate the consequences of delaying motherhood, and expect that assisted reproductive technologies can reverse their aged ovarian function, researchers have reported.

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Seeing double: 1 in 30 babies born in US is a twin

Monday, April 2nd, 2012
Women having children at older ages and the growing availability of fertility treatments has led to a marked increase in the birth of twins: In 2009, one in every 30 babies born in the United States was a twin compared with one in every 53 in 1980.

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Ovastacin cuts off sperm binding

Monday, April 2nd, 2012
A new study describes how a secreted enzyme helps egg cells avoid being fertilized by more than one sperm.

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