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Science News for April 26, 1999


New Vaccine Provides Protection From HIV In Monkeys

A DNA vaccine developed by Emory University researchers protects monkeys against HIV challenge infections, demonstrating a promising step towards an effective AIDS vaccine. The vaccine uses a two-step approach, priming the immune system with a DNA vaccine and followed by booster immunizations with a pox virus.

SourceEmory University Health Sciences Center·JournalNature Medicine·DateApr 26, 1999
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Electronic Auction House First To Offer Mobile Agent

eMediator provides versatile virtual agents with game theory and expert system capabilities, offering flexible bidding and optimal strategies. The platform allows users to create their own agents and view a list of available agents, providing flexibility and control in the bidding process.

SourceWashington University in St. Louis·DateApr 26, 1999

Conference Celebrates Lithium's 50 Years As A Miracle Drug

The conference focuses on lithium's applications in reducing suicidal acts in people with bipolar disorder, boosting the immune system, slowing down cancer cell growth, and interfering with viral infections. More than 300 experts will attend to discuss these topics and share latest research.

SourceUniversity of Kentucky Medical Center·DateApr 26, 1999

University Of Chicago To Host 'Evo-Devo' Symposium

The University of Chicago's symposium on evolutionary developmental biology will explore new perspectives on animal evolution. Keynote speakers and organizers aim to challenge traditional views on the complexity of ancient organisms that gave rise to diverse phyla.

SourceUniversity of Chicago·DateApr 26, 1999
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

New Model Shows How To Eradicate World's Leading Infectious Cause Of Blindness

A new mathematical model suggests that annual antibiotic treatments will not be enough to eradicate trachoma in areas with high incidence rates. The model predicts that these areas, which account for only 10% of total affected regions, will experience a higher rate of blindness due to reinfection.

SourceUniversity of California - San Francisco·JournalNature Medicine·DateApr 26, 1999

Genes Found That Label Cell Proteins For Disposal

Researchers at UNC-CH discovered three genes crucial to cell survival and protein disposal. The proteins ROC1, ROC2, and APC11 are involved in the ubiquitin ligase enzyme that marks proteins for degradation. Disruption of this mechanism may promote cancer development by driving cells to proliferate uncontrollably.

SourceUniversity of North Carolina Health Care·JournalMolecular Cell·DateApr 26, 1999

Keep Off The Grass And Take Off Your Shoes!

Weed killers and pesticides applied to lawns can track into homes, causing unnecessary exposure, particularly to children. Consumers can reduce track-in by removing shoes, restricting access to youngsters and pets, and carpeting entryways.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateApr 26, 1999
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Rapid Prototyping The Ultrasmall

The USC School of Engineering's Information Sciences Institute has developed a process called EFAB to mass-produce tiny mechanical and electromechanical devices with complex features. This process integrates micromechanics with microelectronics, allowing for the production of sophisticated systems on a chip at relatively low temperatures.

SourceUniversity of Southern California·DateApr 26, 1999

Researchers Identify Mechanism That May Regulate Protein Involved In Sex Differentiation, Stress, Hunger

UCSF researchers identified a signaling cascade that regulates steroidogenic factor 1, a nuclear receptor involved in sexual differentiation and stress response. The finding suggests a ligand-independent mechanism of action for SF-1, potentially explaining resistance to hormone therapies in certain cancers.

SourceUniversity of California - San Francisco·JournalMolecular Cell·DateApr 26, 1999