Recent in Biology (page 6 of 14)
Jan 24, 2014
The continued use of hair bleaches and dyes to combat the onset of gray hair creates a greater demand for hair products that deliver the desired effect while facilitating repair. Molecular biology promises new strategies in combating the aging process of hair cells, with the paradigm shift toward understanding the living component of the hair follicle.
A Dermatological View--Moisturizer Efficacy: Evidence on Preventing and Treating Irritant Dermatitis
Jan 6, 2014
As an update to a previous overview by Zhai and Maibach, publications from 1992 to 2006 were reviewed quantitatively to examine moisturizer effectiveness. Pub Med, Science Citation Index and Embase were searched for: moisturizer, irritant dermatitis, prevention and treatment. Results indicated the extension of the work summarized justifies priority.
Nov 14, 2013
In cosmetics, parabens are widely used due to their low cost and efficacy. In recent years, however, some reports have claimed that these materials exhibit estrogenic activity, which has led to attempts to replace them in formulations. This article reviews penetration studies of parabens spanning the past 20 years to determine whether they pose a risk to human health.
Nov 13, 2013
As is described here, moisturizers can influence the properties and structure of corneocytes by influencing the SC and consequently, the skin water barrier function. This hydrative influence of moisturizers could be beneficial as well as destructive toward skin barrier function.
Nov 7, 2013
Researchers from Rapid Precision Testing Laboratories have found that UV nail lamps are safe and to not cause cancer. After the lamps became popular in the last few years for curing non-chip gel nail polish, many began to question their safety.
Nov 7, 2013
Personal genetics company 23andMe has conducted a genetic study on striae distensae (stretch marks) to identify genetic markers for the skin imperfections and determine why some individuals are more susceptible.
Nov 7, 2013
A team of researchers from Duke University, Rockefeller University and the University of California San Francisco have identified the gene that causes pain in sunburned skin.
Oct 30, 2013
In his study on sweat glands, Asst. Prof. Krzysztof Kobielak, PhD, MD, and fellow researchers uncovered some interesting findings about sweat gland stem cells that may lead to better treatments for excessive sweating conditions and tissue regeneration.
Oct 27, 2013
Rosacea is a common but little-known disorder of the facial skin that affects an estimated 14 million Americans. In fact, rosacea is becoming increasingly widespread as the baby boomer generation enters the most susceptible ages for its development.
Oct 24, 2013
This article summarizes 31 papers recently published on skin biology. Among the topics are neuropeptides, toll-like receptors and a consideration of allergic reaction versus preservative action in finished products.
Oct 20, 2013
Recent studies are revealing that many of their actions are like those of the normal microflora present in the intestinal tract and on the skin and mucous membranes. This article focuses on some similarities between probiotics and normal skin microflora.
Oct 20, 2013
Although a complete analysis of sensitive skin syndrome was recently published, research on said syndrome faces several difficulties. There is a lack of consensus in the medical and scientific communities for classifying sensory responses to irritants.