Recent in Biology (page 5 of 14)
Feb 24, 2014
Recent studies demonstrate that the skin microbiome of infants actively changes during the first year of life, along with evolutions in skin structure, biochemical composition and function. These dynamics in the development of a healthy skin microbiome must be taken into consideration when designing products for baby skin care.
Feb 21, 2014
Considering the potential for reactions between cosmetics and hypersensitive skin, the present article will focus on this skin type; first by outlining mechanisms of type I and IV hypersensitization, then by focusing on type I immunogenic vs. non-immunogenic urticaria. Potential urticariogens in cosmetics are considered, and suggestions for future direction are given.
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 2, 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 18, 2013
This second installment of a two-part article reviews the transient and resident microbial populations of the human ocular area and how they alter with age, environment and exposure to antimicrobial agents. Considerations for the formulator of how cosmetic products may affect and be impacted by the flora also are provided.
Oct 17, 2013
Cosmetics based on traditional Chinese medicine (TCM) are formulated not only using TCM drugs, but also according to cultural theories and principles. This article serves as a review of TCM drug ingredients, history and principles, to assist product developers in understanding how they can be combined for products targeted to this specialized market.