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Science News Archive 1999 - Page 5


Page 5 of 54

Dual-earner families are scaling back for kids

A study by Cornell sociologists finds that dual-earner couples are scaling back work to care for families and have more time for themselves. Women are more likely to take on these roles, leading to a 'neotraditional' arrangement where the husband's career is the primary focus.

SourceCornell University·JournalJournal of Marriage and Family·DateDec 1, 1999

Researchers at Children's Hospital of Philadelphia play major role in genetic milestone - first full sequencing of a human chromosome

Researchers at Children's Hospital of Philadelphia successfully sequenced nearly 700 genes on chromosome 22, a major breakthrough in genetic medicine. The completed sequence provides the order of 33 million DNA bases, laying the groundwork for further research into genetic diseases associated with this chromosome.

Cruel weapons

The Red Cross has identified new 'cruel weapons' such as sound beams, sticky foam, capture nets, and microwaves that can cause severe injuries. The organization's SIrUS Project aims to outlaw these weapons by defining superfluous injury and unnecessary suffering based on scientific data.

SourceNew Scientist·JournalThe New Scientist·DateNov 30, 1999

It only takes one fish to wipe out a population

Biologists warn that genetically modified fish carrying the human growth hormone gene could turn Darwinian evolution upside down and lead to population decline. A single transgenic individual can cause a population to dwindle and eventually become extinct due to the rapid spread of the 'Trojan gene'.

SourceNew Scientist·JournalThe New Scientist·DateNov 30, 1999

Research news release from The Journal of the American Psychoanalytic Association

A recent study published in the Journal of the American Psychoanalytic Association suggests that psychoanalytic psychotherapy can be an effective treatment for psychiatric conditions when implemented over a longer period. The research found a positive incremental effect up to 32 months of treatment, with increased session frequency hav...

SourceAmerican Psychoanalytic Association·JournalJournal of the American Psychoanalytic Association·DateNov 30, 1999

Club drugs take center stage in new national education and prevention initiative by NIDA and national partners

The National Institute on Drug Abuse (NIDA) has announced a new national education and prevention initiative to combat the growing use of club drugs. The initiative includes $54 million in research funding and a multi-media public education strategy to alert teens, young adults, and others about the dangers of Ecstasy, GHB, and Rohypnol.

Surface of Mars as never seen before

The Mars Descent Imager will capture a series of about 20 images of the Martian surface, from 4 miles to 30 feet altitude, using a 'nesting' technique to create a complete scale of pictures. The high-resolution images will aid in studying the layers of ice and dust covering the polar region.

Rats exposed to cell phone microwaves suffer long-term memory loss, according to new study by University of Washington researcher

A new study by University of Washington researcher Henry Lai has found that exposure to cell phone microwaves may affect long-term memory in rats. The rats were trained to navigate a pool and recall the location of a submerged platform, with those exposed to microwaves showing impaired spatial reference mapping and learning strategies.

SourceUniversity of Washington·JournalBioelectromagnetics·DateNov 29, 1999

Oregon Health Sciences University researchers study benefits of treatments offered within hours of a stroke

Two studies published in JAMA reveal that timely treatment with t-PA improves stroke recovery if administered within three hours. Meanwhile, a new catheter-based therapy called ProUrokinase offers promise for patients who cannot receive treatment quickly enough, resulting in impressive recovery rates.

SourceOregon Health & Science University·JournalJournal of the American Medical Association·DateNov 29, 1999

UI researchers: step made in developing gene therapy to treat cystic fibrosis

A team of UI researchers has advanced understanding of how gene therapy might effectively treat cystic fibrosis by addressing two fundamental problems: inefficient gene transfer and lack of gene persistence. They demonstrated efficient and lasting gene transfer into airway cells using a new vector from the retrovirus family, feline imm...

SourceUniversity of Iowa·JournalJournal of Clinical Investigation·DateNov 29, 1999

Understanding key protein in Fragile X syndrome

Researchers identified three key molecular actors involved in Fragile X syndrome, including the protein FMRP, which binds to messenger RNA molecules and regulates translation. The study sheds light on the cellular mechanisms underlying the disorder, potentially leading to new treatments for other types of mental retardation.

SourceHoward Hughes Medical Institute·JournalMolecular and Cellular Biology·DateNov 29, 1999

Geography and physician caseload are key factors in oophorectomy rates, according to Yale study

A Yale study reveals that postmenopausal women's ovaries are often removed during hysterectomy due to geographical location and surgeon experience, sparking concerns about informed consent. The research highlights significant variation in oophorectomy rates across different areas of the state and among surgeons with varying caseloads.

SourceYale University·JournalObstetrics and Gynecology·DateNov 28, 1999