Scientists explaining how diverse species coexist in microbial communities

Diversity in many biological communities is a sign of an ecosystem in balance. When one species dominates, the entire system can go haywire. For example, the uncontrolled overgrowth of certain oceanic algae species causes toxic red tides that kill fish...

Authoritative new analysis links increased omega-3 intake to cardioprotection and improved cardiovascular outcomes

A new study published in Mayo Clinic Proceedings provides the most comprehensive analysis of the role of omega-3 dosage on cardiovascular prevention to date. The meta-analysis, which is an in-depth review of 40 clinical trials, provides authoritative evidence for consuming...

The Phish scale: New tool helps IT staff see why users click on fraudulent emails

Researchers at the National Institute of Standards and Technology (NIST) have developed a new tool called the Phish Scale that could help organizations better train their employees to avoid a particularly dangerous form of cyberattack known as phishing. By 2021,...

Humans develop more slowly than mice because our chemistry is different

Scientists from the RIKEN Center for Biosystems Dynamics Research, European Molecular Biology Laboratory (EMBL) Barcelona, Universitat Pompeu Fabra, and Kyoto University have found that the "segmentation clock" -- a genetic network that governs the body pattern formation of embryos --...

Many practitioners are not prescribing HIV prevention medication

Only about 54% of medical practitioners surveyed say they have prescribed pre-exposure prophylaxis, or PrEP, to HIV-vulnerable patients, according to a new study by a Vanderbilt University Medical Center investigator. The study, led by Ashley Leech, PhD, assistant professor of...

Uncovering the clock that sets the speed of embryo development

Why do pregnancies last longer in some species than others? Researchers at the Francis Crick Institute have found the clock that sets the speed of embryonic development and discovered the mechanism is based on how proteins are made and dismantled....

Ten minutes of massage or rest will help your body fight stress

Allowing yourself a few minutes of downtime significantly boosts mental and physical relaxation. Research by psychologists at the University of Konstanz observed higher levels of psychological and physiological relaxation in people after only ten minutes of receiving a massage. Even...

Potent drug supply drop, not domestic drug policies, likely behind 2018 OD death downturn

The slight decline in drug overdose deaths in 2018 coincided with changing Chinese regulations on a powerful type of opioid, rather than the result of U.S. efforts to curb the overdose epidemic, a University of Pittsburgh Graduate School of Public...

Generation of three-dimensional heart organoids

Researchers from Tokyo Medical and Dental University (TMDU) use mouse embryonic stem cells to engineer three-dimensional functional heart organoids resembling the developing heart Heart development as it happens in vivo, or in a living organism, is a complex process that...

How Dantu blood group protects against malaria, and how all humans could benefit

The secret of how the Dantu genetic blood variant helps to protect against malaria has been revealed for the first time by scientists at the Wellcome Sanger Institute, the University of Cambridge and the KEMRI-Wellcome Trust Research Programme, Kenya. The...
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