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Science News for November 13, 2003


Study finds subtle brain damage in some HIV patients on drug therapy

Researchers discovered subtle brain damage in HIV patients taking antiretroviral drugs, despite no apparent symptoms or viral suppression. The study used brainwave recordings, neuropsychological testing, and MRI scans to compare 39 HIV-positive individuals with 35 control subjects.

SourceUniversity of California - San Francisco·JournalNeuroreport·DateNov 13, 2003
Apple iPhone 17 Pro

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

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.

Asbestos cancer breakthrough

A new blood test has been developed to detect mesothelioma, a type of cancer caused by asbestos exposure. The test, which identifies specific molecular markers in the blood, shows promise for early detection and monitoring, potentially improving treatment outcomes.

SourcePacific Northwest Research Institute·JournalThe Lancet·DateNov 13, 2003

Members receive distinction as fellows of crops society

Eleven individuals were chosen by the Crop Science Society of America for their outstanding professional achievements and contributions to the field of crop science. The honorees are from various institutions, including the USDA-ARS and universities across the US.

SourceAmerican Society of Agronomy·DateNov 13, 2003

Medium-firm mattresses best for low back pain

A study published in The Lancet found that medium-firm mattresses can significantly improve symptoms of low back pain, including reductions in pain while lying down and getting out of bed. Participants who used medium-firm mattresses reported twice the improvements compared to those using firm mattresses.

SourceThe Lancet_DELETED·JournalThe Lancet·DateNov 13, 2003
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

A sweet tooth may be a 'marker' for the genetic risk for developing alcoholism

Researchers found that individuals with a family history of alcoholism are more likely to prefer sweet tastes than those without. This preference precedes the development of alcoholism and may serve as a marker for genetic risk. The study suggests that a simple test to assess sweet preference could help identify individuals at risk ear...

SourceAlcoholism: Clinical & Experimental Research·DateNov 13, 2003

Discovery could lead to new ways to create nano-fibers and wires

Researchers at Purdue University have made a groundbreaking discovery about the formation of drops from nozzles, which could lead to new methods for making threads, wires, and particles. The team found that when a nozzle is immersed into sticky liquids, such as honey or silicone oil, the drop forms differently, creating an extremely th...

SourcePurdue University·JournalScience·DateNov 13, 2003
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Epstein-Barr virus contributes to Burkitt's lymphoma

Researchers found that a specific protein expressed by the Epstein-Barr virus (EBV) is crucial for tumor cell proliferation and survival in Burkitt's lymphoma. Developing small molecules that target this protein could lead to effective therapies with minimal side effects, offering hope for patients with EBV-associated tumors.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateNov 13, 2003

Re-examining alcohol problems among American Indian communities

A new study published in Alcoholism: Clinical & Experimental Research found that alcohol dependence is a concern in American Indian communities, but rates are lower than previously reported. The research highlights cultural differences in alcohol use and dependence among Northern Plains and Southwest tribes.

SourceAlcoholism: Clinical & Experimental Research·DateNov 13, 2003

Patients' anaesthesia concerns reviewed

Despite improvements in reported pain after surgery, patients continue to express concerns about anaesthesia, including fear of not waking up or experiencing nausea and vomiting. The authors note that developments in technology and training have improved anaesthetic practice, but challenges remain to improve patient comfort.

SourceThe Lancet_DELETED·JournalThe Lancet·DateNov 13, 2003

Study shows promise for HIV-infected liver transplant recipients

A study of HIV-infected patients undergoing liver transplantation found improved survival rates compared to HIV-negative patients. Poorer survival was associated with postoperative intolerance, low CD4 counts, and hepatitis C coinfection.

SourceInfectious Diseases Society of America·JournalThe Journal of Infectious Diseases·DateNov 13, 2003
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.

Thought for food

A recent study published in The Lancet found that global obesity rates among children have more than doubled between 1975 and 2003. This significant increase poses serious health risks for the millions of children affected by childhood obesity worldwide.

SourceThe Lancet_DELETED·JournalThe Lancet·DateNov 13, 2003

Early promise of blood marker to detect mesothelioma

A new blood test detects mesothelioma at an early stage, potentially leading to improved patient outcomes. The test uses soluble mesothelin-related proteins (SMR) as a biomarker, which can detect the cancer several years before symptoms appear.

SourceThe Lancet_DELETED·JournalThe Lancet·DateNov 13, 2003
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Members receive distinction as fellows of agronomy society

Thirty individuals have been recognized for their professional achievements and meritorious service in the field of agronomy. The American Society of Agronomy has chosen these outstanding members as Fellows, based on their contributions to advancing the disciplines and practices of agronomy, crop and soil sciences.

SourceAmerican Society of Agronomy·DateNov 13, 2003

Technique may identify novel disease genes at a faster clip

Researchers have developed a new technique called CLIP, which helps identify target RNAs regulated by RNA-binding proteins like Nova. This technique has potential to aid in understanding the cause of many human diseases, including Fragile X syndrome.

SourceHoward Hughes Medical Institute·JournalScience·DateNov 13, 2003

Investigational cancer drug prevents abnormal brain growth, reverses seizures in lab mice

A study by St. Jude Children's Research Hospital found that the anti-cancer drug CCI-779 can prevent abnormal brain growth and reverse seizures in lab mice lacking the Pten gene. The researchers used a mouse model to demonstrate that mTor plays multiple roles in the brain, driving cell growth and signaling pathways.

SourceSt. Jude Children's Research Hospital·JournalProceedings of the National Academy of Sciences·DateNov 13, 2003

Regeneration of insulin-producing islets may lead to diabetes cure

Researchers have discovered that spleen cells can regenerate insulin-secreting islets in mice with Type 1 diabetes, potentially leading to a cure. The study shows that these cells can grow from both the recipient's own cells and donor cells, opening up new approaches to diabetes treatment.

SourceMassachusetts General Hospital·JournalScience·DateNov 13, 2003
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Small-molecule inhibitors of botulinum neurotoxin identified

Researchers have identified compounds that inhibit the enzymatic action of botulinum neurotoxin serotype A light chain (BoNT/A LC), a crucial step towards developing new therapeutics. The findings hold promise for treating botulism and other muscle dysfunctions in humans.

SourceUS Army Medical Research Institute of Infectious Diseases·JournalBiochemical and Biophysical Research Communications·DateNov 13, 2003

Moderate alcohol consumption after meals can decrease levels of insulin

Research shows that moderate white wine consumption after meals can significantly decrease insulin levels, potentially leading to serious health consequences. The study suggests that drinking white wine alone may activate a new energy system in the human body, influencing glucose production and usage.

SourceAlcoholism: Clinical & Experimental Research·DateNov 13, 2003