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Medical Xpress / Gene activity in blood fluctuates more than expected—and that has consequences for medicine

Take a blood sample from someone in the dead of winter. Take another in midsummer. Same person, same laboratory. And yet, at the level of gene activity, the molecular picture can look surprisingly different. This is not an ...

14 hours ago
Phys.org / Environmental bacteria ferry genes that boost antibiotic resistance over 10,000-fold

A patient with a severe infection is prescribed a potent antibiotic. Hopes for improvement are high, but just after treatment is given, resistance to the drug increases thousands of times. How could this happen?

14 hours ago
Medical Xpress / Molecular imaging enhances diagnosis of fever of unknown origin

PET/CT can add valuable information to aid the diagnosis of fever of unknown origin (FUO), according to a new multicenter, retrospective study published in the June issue of The Journal of Nuclear Medicine. In a cohort of ...

8 hours ago
Phys.org / Public opinion on abortion has shifted four years after Dobbs decision overturned Roe v. Wade

It's been four years since the Supreme Court's decision in Dobbs v. Jackson Women's Health Organization overturned Roe v. Wade, ending the federal constitutional right to abortion.

9 hours ago
Medical Xpress / Multi-omics map paves way for personalized medicine in Down syndrome

In a recent study published in Nature Communications, researchers from the University of Colorado Anschutz Linda Crnic Institute for Down Syndrome (Crnic Institute) discovered unique biological processes altered among individuals ...

9 hours ago
Phys.org / Shaking atoms to bring black-hole quantum chaos into the lab

Physicists have discovered a surprisingly simple way to reproduce one of the most fascinating models in modern physics—linked to black holes, quantum chaos and exotic electronic materials—using ultracold atoms trapped in ...

17 hours ago
Medical Xpress / Gut microbiome reveals molecular clues to how quickly our bodies age

Researchers at the University of Hawaiʻi at Mānoa have found that certain gut bacteria are linked to how quickly the body ages, providing new insight into the connection between the gut, health and longevity.

15 hours ago
Phys.org / Training microbes to prepare soils for the impacts of climate change

Scientists at the University of Lincoln have discovered a promising new way to help protect crops from one of climate change's growing threats to global food production—increasing soil salinity.

15 hours ago
Phys.org / Lipid nanoparticles deliver one-two punch to shrink resistant oral tumors in preclinical models

Oral squamous cell carcinoma (OSCC) is the most common form of head and neck cancer, and the number of new cases is predicted to rise by 30% in the next decade. Despite decades of cancer research, treating OSCC remains a ...

16 hours ago
Phys.org / Ceramic vessels reveal how social inequalities were also cooked into 19th-century Brazil

Fish, shellfish, maize, manioc, rice and even chicken eggs. Molecular residues preserved in more than 180 ceramic vessels from southern Brazil have made it possible to reconstruct what different communities were cooking more ...

15 hours ago
Medical Xpress / Persistent money struggles tied to faster brain aging

Persistent financial hardship accelerates age-related cognitive decline, according to a new study led by University College London (UCL) researchers. The study, published in Innovation in Aging, looked at data from 2,759 ...

9 hours ago
Phys.org / Peptide isolated from a Cerrado frog increases strawberry shelf life

Five minutes. That was the amount of time that Oso Grande strawberries remained in contact with the Ctx(Ile21)-Ha peptide—a molecule isolated from a frog native to the Brazilian Cerrado—in experiments conducted in Brazil ...

16 hours ago