As snow cover shrinks, white hares spend increased time on brown terrain
Climate change might turn the snowshoe hare’s camouflage coat from lifesaver to liability, according to a study. Snowshoe hares molt seasonally so that their coat color—brown or white—tracks the...
View ArticleReducing the transmission of HIV in sub-Saharan Africa
Provision of clean water, health education, and sanitation services to communities in sub-Saharan Africa might help reduce the transmission not only of waterborne diseases but also of HIV, a study...
View ArticleImpact of human activity on biodiversity
The effects of environmental pressures on biological extinctions may take decades to surface, a study finds. Franz Essl and colleagues compared the current number of threatened species in 22 European...
View ArticleNeurotoxicity of isoflurane is mediated by the P2X7 receptor
Isoflurane can induce developmental brain neuronal apoptosis, thereby leading to cognitive dysfunction. Many studies have focused on the neurotoxicity of isoflurane in recent years, but little is known...
View ArticleAn optimal dose of tea polyphenols protects against cerebral I/R injury
Neuronal necrosis is caused by a cascade of reactions at early stages of cerebral ischemia/reperfusion injury, making it difficult to take protective measures effectively. Apoptosis, which is closely...
View ArticleMechanisms of ERK-CREB-BDNF signal transduction pathway in depressive disorder
The extracellular signal-regulated kinase/cAMP response element-binding protein/brain-derived neurotrophic factor signal transduction pathway plays an important role in the mechanism of action of...
View ArticleIn countries of varying income levels, adoption of healthy lifestyle low
Among patients with a coronary heart disease or stroke event from countries with varying income levels, the prevalence of healthy lifestyle behaviors (such as regular physical activity, eating a...
View ArticleMigraines in childhood and adolescence associated with having colic as an infant
In a study including children and adolescents 6 to 18 years of age, those who have experienced migraine headaches were more likely to have had colic as an infant, according to a study in the April 17...
View ArticleElectroacupuncture improves visceral hypersensitivity after irritable bowel...
Chronic visceral hypersensitivity is a pathophysiological characteristic of irritable bowel syndrome. Each level in the brain-gut axis, i.e. neurotransmitters in the periphery, spinal cord, and central...
View ArticleAuricular pressing relieves pre-exam anxiety
Pre-exam anxiety is a type of acute stress disorder. The disorder typically manifests as nervousness and increased heart rate, and can affect students’ exam results. Auricular pressing is one type of...
View ArticleElectroacupuncture regulates gluocose-inhibited neurons in the lateral...
Glucose-inhibited neurons act as a glucose detector to regulate feeding and maintain energy balance via alterations of neuronal discharge rate.
View ArticleGenetic characteristics of neuroacanthocytosis
Neuroacanthocytosis is an autosomal recessive or dominant inherited disease characterized by widespread, non-specific nervous system symptoms, or spiculated “acanthocytic” red blood cells.
View ArticleExclusive breastfeeding curbs HIV in breast milk
HIV-infected women who want to breastfeed should do so exclusively (no feeding with other fluids or foods) for the first six months of a baby’s life, a new study of HIV-infected mothers in Zambia...
View ArticleTomosynthesis increases breast cancer detection rate
2D plus 3D breast imaging increases cancer detection rates by 11%, and could be particularly useful in detecting cancer in women with dense breasts, a new study suggests.
View ArticleStressful conditions help moms help their offspring
Pregnant females pressed by crowded living situations are unknowingly setting their offspring up for success, a new study shows. A mother’s influence can prepare her unborn child for some of the...
View ArticleExoplanets with a chance of water, identified by Kepler
NASA’s Kepler spacecraft, which was launched in 2009 to discover Earth-like planets orbiting other stars, has detected five planets orbiting a distant star known as Kepler-62 -- two of which appear to...
View ArticleAnts go marching, in order by age
If you’re a middle-aged ant, you’re likely to roam your colony more than your younger and older counterparts, and also to have a weaker social network, a new study shows. To maintain their...
View ArticlePinpointing the start of consciousness in babies
Researchers have discovered a signal in the nervous system of infants that reliably identifies the beginning of visual consciousness -- the ability to see and remember things seen. Until now,...
View ArticleSecurity holes in smartphone apps
Popular texting, messaging and microblog apps developed for the Android smartphone have security flaws that could expose private information or allow forged fraudulent messages to be posted, according...
View ArticleTreatment by naturopathic doctors shows reduction in cardiovascular risk factors
Counselling and treatment with naturopathic care as well as enhanced usual care reduced the prevalence of metabolic syndrome, a risk factor for heart disease, by 17% over a year for participants in a...
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