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Science News for February 25, 2005


Dual testing better for monitoring new cases of HIV

A Johns Hopkins Medicine study successfully integrated the Affinity/Avidity test with the STARHS protocol to detect new HIV cases. The dual testing method showed a significant reduction in false positive diagnoses, resulting in more accurate monitoring of new infections.

SourceJohns Hopkins Medicine·DateFeb 25, 2005

Patient knows best when it comes to ulcerative colitis, U-M study finds

Researchers at U-M Health System found that disease severity in patients with ulcerative colitis can be accurately evaluated without frequent lower endoscopies. The study suggests using non-invasive indices, such as patient-reported symptoms, to monitor disease activity and spare patients the discomfort of regular endoscopies.

SourceMichigan Medicine - University of Michigan·DateFeb 25, 2005
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

New binding target for oncogenic viral protein

Research reveals that SV40 large T antigen binds to tumor suppressor Fbw7, hijacking its function to promote tumorigenesis. This interaction highlights the importance of Fbw7 as a potential therapeutic target for cancer treatment strategies.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateFeb 25, 2005

AGI publishes 43rd edition of the Directory of Geoscience Departments

The 43rd edition of the Directory of Geoscience Departments features a state-sorted listing of 1,169 geoscience departments worldwide, including 879 U.S.-based departments that grant degrees. The directory also provides faculty contact information and listings for U.S. state geological surveys.

SourceAmerican Geosciences Institute·DateFeb 25, 2005
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.

LRRK2 gene mutation causes Parkinson's disease in several families

A recent study found that the LRRK2 gene mutation is associated with Parkinson's disease in several families, indicating a genetic component of the disease. The mutation was identified in 22 out of 42 family members who carried the G2019S mutation, and all shared a common ancestral pattern.

SourceMayo Clinic, Jacksonville·JournalAmerican Journal of Human Genetics·DateFeb 25, 2005

Researching airborne metals in transit workers' bodies

A pilot study by Lamont-Doherty Earth Observatory researchers gathers baseline information on subway workers’ exposure to airborne metals. The study aims to determine if the elevated metal levels pose a health concern for transit workers.

SourceColumbia Climate School·JournalJournal of Urban Health·DateFeb 25, 2005
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Growth in the sea comes down to a struggle for iron

Researchers investigate iron's impact on phytoplankton growth in the sub-Arctic Pacific, a crucial nutrient for ocean life. The findings could inform strategies to mitigate global warming by addressing the ocean's ecological dynamics.

SourceUniversity of Maine·DateFeb 25, 2005

New dinosaur raptor found; First in Southern Hemisphere

The discovery of Neuquenraptor argentinus provides the first uncontroversial evidence that raptors roamed beyond the Northern Hemisphere. The find reveals a common raptor ancestor likely existed on both Gondwana and Laurasia supercontinents before they split apart.

SourceOhio State University·JournalNature·DateFeb 25, 2005