John Pawelek, Who Explored the Causes of Metastasis, Dies at 79
John Pawelek, Who Explored the Causes of Metastasis, Dies at 79
The Yale School of Medicine cancer researcher doggedly pursued the question of how cancer spreads.
John Pawelek, Who Explored the Causes of Metastasis, Dies at 79
John Pawelek, Who Explored the Causes of Metastasis, Dies at 79

The Yale School of Medicine cancer researcher doggedly pursued the question of how cancer spreads.

The Yale School of Medicine cancer researcher doggedly pursued the question of how cancer spreads.

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WITH VIDEO
Chimp Groups Have Their Own Distinct “Handshakes”
Chimp Groups Have Their Own Distinct “Handshakes”
Robin Donovan | Jun 18, 2021
A 12-year study shows variation among primate groups in how the animals clasp hands during grooming, but consistency within them, even as group membership shifts over time.
Pandemic Pressures May Drive Young Scientists Away from Autism Research
Pandemic Pressures May Drive Young Scientists Away from Autism Research
Grace Huckins | Jun 18, 2021
For researchers who work with study participants in person, lockdowns made it impossible to obtain fresh data, a survey finds.
New Evidence Shows COVID-19 Was in US Weeks Before Thought
New Evidence Shows COVID-19 Was in US Weeks Before Thought
Abby Olena | Jun 17, 2021
Some of the blood specimens collected in the United States for the NIH’s All of Us research program starting on January 2, 2020, have antibodies against SARS-CoV-2.
Cancer Metastasizes Via Fusion of Tumor and Immune Cells: Study
Cancer Metastasizes Via Fusion of Tumor and Immune Cells: Study
Marcus A. Banks | Jun 17, 2021
Researchers say evidence of hybridization between leukocytes and cancer indicates that this is a primary means of metastasis. Others disagree.
Deadly Facial Tumors Spur Tasmanian Devil Evolution: Study
Deadly Facial Tumors Spur Tasmanian Devil Evolution: Study
Christie Wilcox | Jun 16, 2021
The largest study to date of the animals’ genetics provides robust evidence that they are adapting to survive a highly lethal, contagious cancer scientists feared would cause their extinction.
Threads Embedded in Pads and Tampons Can Diagnose Yeast Infection
Threads Embedded in Pads and Tampons Can Diagnose Yeast Infection
Emma Yasinski | Jun 15, 2021
The material turns bright pink when it comes in contact with an enzyme produced by the fungus Candida albicans.
Spike Protein Deletions Linked to COVID-19 Surges: Preprint
Spike Protein Deletions Linked to COVID-19 Surges: Preprint
Alejandra Manjarrez | Jun 15, 2021
Researchers find that surges in COVID-19 case numbers are associated with deletions in the SARS-CoV-2 genome in an antigenic site of the spike protein. Some of these mutations are present in vaccine breakthrough infections or reinfections.
Sexual Harassment Complaints in Academia Are Up Since 2018
Sexual Harassment Complaints in Academia Are Up Since 2018
Amanda Heidt | Jun 14, 2021
The NIH shared new data detailing complaints it has received in recent years, the latest in a series of steps taken by funding agencies and professional organizations to address misconduct.
Why Turkey’s Sea of Marmara Is Full of Marine Snot
Why Turkey’s Sea of Marmara Is Full of Marine Snot
Christie Wilcox | Jun 11, 2021
Turkish officials are scrambling to clean up a massive, gooey plankton bloom that’s sliming the country’s ports and could suffocate the area’s marine ecosystems.
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A Protist Hosts Both Green Algae and Purple Bacteria Symbionts
A Protist Hosts Both Green Algae and Purple Bacteria Symbionts
Abby Olena | Jun 11, 2021
Having two different endosymbionts may allow the ciliate Pseudoblepharisma tenue to live in both oxygen-rich and oxygen-poor zones of the muddy bogs of southern Germany.
Scientists Discover “Gorditas” and Other Novel Brain Cell Types
Scientists Discover “Gorditas” and Other Novel Brain Cell Types
Amanda Heidt | Jun 10, 2021
A pool of neural stem cells that ordinarily lies dormant in the brains of adult mice spawns two types of never-before-documented glial cells when artificially reactivated, potentially pointing to a novel mechanism of brain plasticity.
Hippocampal Cell Communication Is Bidirectional: Study
Hippocampal Cell Communication Is Bidirectional: Study
Christie Wilcox | Jun 4, 2021
In an unexpected twist in neuroscience dogma, the cells on the receiving end of neurotransmission appear to be able to release glutamate to regulate the transmitting cell’s activity.
Microbes in Human Fetuses Spur Immune Development
Microbes in Human Fetuses Spur Immune Development
Abby Olena | Jun 3, 2021
Researchers identify live bacteria in fetal guts, skin, lungs, and placentas that activate memory T cells, indicating that early exposure to microbes could help educate the developing immune system.
SARS-CoV-2 Antigens Leaking from Gut to Blood Might Trigger MIS-C
SARS-CoV-2 Antigens Leaking from Gut to Blood Might Trigger MIS-C
Alejandra Manjarrez | Jun 3, 2021
Researchers find traces of SARS-CoV-2 in the stool and blood of kids with the post–COVID-19 inflammatory disorder, and signs of increased intestinal permeability.
Signs of Ancient Microbial Life Abundant in Earth’s Crust: Study
Signs of Ancient Microbial Life Abundant in Earth’s Crust: Study
Catherine Offord | Jun 3, 2021
Researchers report chemical and molecular signatures of microbial activity from millions of years ago in mineral samples from abandoned mines in Sweden and nearby countries.
Many Bacteria and Archaea Promoters Work Forward and Backward
Many Bacteria and Archaea Promoters Work Forward and Backward
Jack J. Lee | May 28, 2021
New analyses find that divergent transcription, in which one promoter directs the expression of two adjacent genes oriented in opposite directions, is conserved across all domains of life.
Farmed Atlantic Salmon Likely Passed Virus to Wild Pacific Salmon
Farmed Atlantic Salmon Likely Passed Virus to Wild Pacific Salmon
Abby Olena | May 27, 2021
New genomic analyses reveal that piscine orthoreovirus first came to the Pacific in 1989, around the same time that salmon farms in the area started importing Atlantic salmon eggs from Europe.
Human Stem Cell Research Guidelines Updated
Human Stem Cell Research Guidelines Updated
Ruth Williams | May 26, 2021
Removal of the 14-day limit for culturing human embryos is one of the main changes in the revised recommendations from the International Society for Stem Cell Research.
Stress-Response Compound Widespread in Animals Is Found in Plants
Stress-Response Compound Widespread in Animals Is Found in Plants
Shawna Williams | May 22, 2021
TMAO appears to both stabilize other plant proteins and influence the expression of stress-response genes, researchers report.