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SATURDAY, NOVEMBER 21, 2009
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NEWS ABOUT: reproduction

reproduction stories: 19 news summaries

Professional Group Expels Octomom Doc

Reproductive medicine society says Kamrava was out of line

Oct 19, 09 2:17 PM CDT
(Newser) - Michael Kamrava, the fertility doctor who twice implanted six embryos into octomom Nadya Suleman (two embryos reportedly split into twins), has been kicked out of the American Society for Reproductive Medicine. The society recommends no more than two embryos for women under 35, to reduce the risk of multiple births;... More »

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parenting • reproduction • embryo • fertility treatment • American Society for Reproductive Medicine • Nadya Suleman • implanted embryos • fertility medicine • Michael Kamrava • Octomom • fertility doctor

consumer alert

 'Sex Mints'? No, Thanks! 

'Internal feminine flavoring' not quite what this blogger had in mind

Oct 12, 09 5:10 PM CDT
(Newser) - The press release was so intriguing that Jen Phillips had to know more. Linger mints are being promoted as "internal feminine flavoring"—you read that right—with the catchall please-don't-sue-us warning that they're "for novelty use only." And no wonder: They're mostly sugar, which is... More »

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reproduction • women • marketing • candy • Linger mints • vagina

(Newser) - Are men really necessary? Not if you’re a Mycoceperus smithii ant. Researchers have discovered that the tropical ant species is comprised entirely of females, the BBC reports. A colony’s queen will clone itself, producing only daughters. Though such sex-free reproduction is common in the ant world, this is... More »

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reproduction • ants

GLOSSIES

Do Cougars Really Spawn
a Brighter Brood?


Mar 16, 09 11:22 AM CDT
(Newser) - "At last, science has produced the case for cougars," writes Emily Nussbaum in New York. A study analyzing more than 50,000 pregnant women found that older fathers produce progeny that score lower on concentration, memory, and learning tests. Older mothers, on the other hand, are associated with... More »

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genetics • reproduction • science • birth • scientific study • cougar

ANALYSIS

Frank Female Writers Put New Spin on 'Period Piece'

Have a gross-out story? Turns out America wants to hear it

Feb 5, 09 3:58 PM CST
(Newser) - Warning: Reading this may cause queasiness and catharsis. Women are firing up their best (or worst) lodged-tampons stories, yeast-infection remedies, and bloody-period sex tales for America’s commiserating pleasure. “Oversharing is in,” Rebecca Traister declares in Salon. “It’s not so much ‘too much information’ as... More »

MORE ABOUT:
Internet • reproduction • women • sex

Long-Living Whales Shed Light on Menopause

Females see offspring through to maturity

Feb 3, 09 4:14 PM CST
(Newser) - Stumped scientists finally have a clue about the evolutionary purpose of post-menopausal women. Female killer whales—who outlive males by decades—stick around to nurture their kin through maturity, the Los Angeles Times reports. Similarly, human mamas may stick around to ensure their kids really, truly, don't need them anymore.... More »

MORE ABOUT:
evolution • reproduction • women • menopause • mammals • killer whale

 'Benjamin Button' 
 Jellyfish Are 
 Immortal 

Can revert to younger form and reproduce

Feb 3, 09 11:41 AM CST
(Newser) - For some aging jellyfish, their best years may still be ahead: Faced with a threat, one species can essentially turn itself younger again, National Geographic reports. Turritopsis dohrnii reverts its cells to a “younger state,” says a researcher, and becomes a blob; from there, it develops into a... More »

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cancer • genetics • reproduction • aging • biology • jellyfish • The Curious Case of Benjamin Button • Turritopsis dohrnii

Egg-Freezing a Risky Way to Go

Low success rate makes it a 'gamble' for women wanting to
delay motherhood

Feb 1, 09 4:35 PM CST
(Newser) - British doctors are warning women in their 20s and 30s against freezing their eggs to have children later in life, the Telegraph reports. "The central issue is that it doesn't work very well," one doctor said. "The chance of a baby from a frozen egg with... More »

MORE ABOUT:
fertility • reproduction • women • eggs • career

Baby Born in UK Screened
To Be Cancer-Free

Scientists implanted in womb only cells without genes that could lead to disease

Jan 9, 09 1:10 PM CST
(Newser) - The UK’s first “cancer-free” baby was born yesterday, but not without a shower of criticism for the parents and doctors, the BBC reports. Doctors screened the embryo for the altered BRCA1 gene, whose carriers have an 80% chance of developing breast cancer. “The parents will have been... More »

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fertility • breast cancer • reproduction • United Kingdom • embryo • genes • wowOwow

 In Vitro Linked to Birth Defects 

Study finds higher rate of certain defects among babies born with help of technology

Nov 18, 08 6:59 AM CST
(Newser) - Babies conceived with the help of medical technology are much more likely to suffer from several serious birth defects, a new study finds. Infants whose mothers used in vitro fertilization or intra-cytoplasmic sperm injection were around twice as likely to have heart defects or cleft palates and four times as... More »

MORE ABOUT:
reproduction • in vitro fertilization • baby • fertility treatment • infertility • birth defect

 Scientists Confirm 
 Shark's Virgin Birth 

Virginia aquarium blacktip got pregnant without need for shark sperm

Oct 10, 08 8:34 AM CDT
(Newser) - A blacktip shark at a Virginia aquarium got pregnant despite not having been around a male of her kind for a decade, the Virginian-Pilot reports. Scientists have long suspected that sharks, like some smaller vertebrates, could reproduce asexually but this is only the second confirmed case. Tests showed the baby... More »

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reproduction • shark • parthenogenesis • marine life • aquarium • marine biology

Cell Phones Linked to Sluggish Sperm

Small study sees effect from leaving device
in pocket on talk mode

Sep 19, 08 2:35 PM CDT
(Newser) - Would-be dads should think twice about keeping cell phones in pants pockets while using wireless headsets, CNN reports, with a small study suggesting that active phones can decrease sperm motility and viability. Semen samples exposed to a cell phone in talk mode contained higher levels of free radicals, which "... More »

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cell phones • reproduction • sperm • men's health

China to Reverse Sterilization for Quake Parents

Couples who abided by one-child policy can get free surgery

Jun 6, 08 4:40 PM CDT
(Newser) - China will send medical teams to areas hit by last month’s earthquake to reverse sterilization procedures for couples who want to have another child, Xinhua reports. The Sichuan family planning agency is providing free surgery and counseling to couples who were once sterilized in accordance with the nation's one-child... More »

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China • reproductive rights • surgery • reproduction • family • quake • one child policy • China earthquake

Test Counts 'Good Eggs'
to Track Fertility

Offers $350 check-up
of biological clock; some docs skeptical

Apr 24, 08 12:33 PM CDT
(Newser) - Women wondering how much time is left on their biological clocks have a new option, the Chicago Tribune reports. A new test called Plan Ahead, on the market for $350, claims to measure how many high-quality eggs a woman has remaining and thus some indication of childbearing potential. But some... More »

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fertility • women's health • reproduction • children • fertility treatment • biological clock

Women Wired to Fall for
Bass Baritones

Study finds evolutionary preference
for deep voices

Sep 26, 07 4:11 AM CDT
(Newser) - Posh Spice may not agree, but new research shows that women are more drawn to the deep baritone of a Barry White than the higher-pitched squeak of a David Beckham. Studies of the Hadza tribe of Tanzania, whose lifestyle  is similar to that of early man, reveal that men with... More »

MORE ABOUT:
reproduction • Tanzania • testosterone • Harvard • Hadza tribe • bass voices • vocal dimorphism • runaway sexual selection • Biology Letters

'Male' Panda Gives Birth to Twins

Jinzhu turns out to be a 'normal girl' after all

Aug 9, 07 3:18 PM CDT
(Newser) - A giant panda once thought to be male gave birth to twin cubs this week in China. Jinzhu was believed to be male at birth, but the panda showed zero sexual interest after being shipped to Japan in 2000 to breed with a female. When scientists attempted artificial insemination, they... More »

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endangered species • reproduction • zoo • birth • animal behavior • panda • hermaphrodite • Jinzhu • baseball • animal

Bad Plastic:
It's Practically Everywhere

And it's linked to infertility, obesity, cancer—you name it

Aug 2, 07 1:59 PM CDT
(Newser) - It's in everything from baby bottles to coffee makers to CDs, and research is accumulating, as Salon's Elizabeth Grossman puts it, that it's a major health hazard. Bisphenol A is a key ingredient of the lightweight plastics now ubiquitous in consumer products, and it's been variously linked to reproductive health,... More »

MORE ABOUT:
cancer • obesity • pregnancy • health • reproduction • women • baby bottle • plastic • chemicals • safety • product safety • neurological disorder

Sperm Made From Bone Marrow

Scientists may be able to produce sperm from women's bone marrow

Apr 13, 07 8:54 AM CDT
(Newser) - Scientists are getting closer to removing men from the conception equation, announcing yesterday that they have produced early-stage sperm cells from male bone marrow. Now the team of British researchers is seeking ethical approval to try the same thing with women. More »

MORE ABOUT:
gender • pregnancy • medical breakthrough • fertility • adoption • health • women's health • genetics • reproduction • sperm • lesbians • science

UK Women Limited to
One Embryo

Agency will ration IVF to stem problematic multiple births

Apr 2, 07 8:42 AM CDT
(Newser) - British women trying to get pregnant via In Vitro Fertilization will be limited to having one embryo implanted at a time, in a move by the government to stem the surge of problematic multiple births, the Guardian reports. Only women with particularly low chances of conception will still be allowed... More »

MORE ABOUT:
pregnancy • fertility • health • reproduction • United Kingdom • in vitro fertilization • Britain • fertility treatment • multiple births

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