A new study found that genetic differences in the AMY1 gene, which affects salivary amylase production, along with dietary starch, influence the types and diversity of bacteria that form in oral biofilms—key players in dental caries and gum disease.
Vitamin C may help thicken human skin by epigenetically activating genes involved in cell growth, according to new research using a lab-grown human skin model. The study found that vitamin C, or L-ascorbic acid, promotes epidermal proliferation by modifying gene activity through DNA demethylation.
Once used for coughs, ambroxol is being investigated for Parkinson disease dementia. A new trial shows it is safe and biologically active, though cognitive benefits remain unproven.
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A national survey found wide variation in intralesional corticosteroid injection techniques among US hair specialists treating different types of alopecia.
Genetic deletion of STING in a mouse model of Alzheimer’s disease reduced amyloid plaque accumulation, suppressed neuroinflammatory responses, and improved memory, highlighting STING’s role in disease progression and potential as a therapeutic target.
New research links changes in platelet count and volume to aspirin nonresponsiveness in pregnant women who develop preeclampsia, offering insights into potential biomarkers for risk monitoring.
New research identifies oxidative stress, DNA damage, genetic variants, and stem cell depletion as key drivers of hair graying, with emerging therapies under investigation.