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Biology
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New in Biology (page 8 of 28)
Sep 01, 2011 | 09:58 AM CDT
Study Discovers Mechanism Behind Caffeine's Inhibition of UV-induced Cancer
Researchers at Rutgers have suggested that topical caffeine may help lower the risk of UV-induced skin cancer.
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Aug 31, 2011 | 12:06 PM CDT
Effects of Occlusion: Irritant and Allergic Contact Dermatitis
Occlusion bears both positive and negative effects on the health and integrity of skin. In the following excerpt, Hongbo Zhai, MD, and Howard Maibach, MD, introduce a discussion of the effects of occlusion on skin.
Aug 16, 2011 | 09:20 AM CDT
Researchers Find Cavity-causing Bacteria in Infants
Researchers at the University of Illinois have confirmed the presence of bacteria associated with early childhood caries (ECC) in infant saliva. The research, which was published in PLoS One in the article “Comparative analysis of salivary bacterial microbiome diversity in edentulous infants and their mothers or primary care givers using pyrosequencing” proposes the need for infant oral care.
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Jul 13, 2011 | 11:10 AM CDT
Keratinization: An Overview
Following is an excerpt adapted from Physiology of the Skin, Third Edition, which explores the process of keratinization.
Jun 30, 2011 | 11:35 AM CDT
Determining the Keratoltic Activities of Benzoyl Peroxide, Retinoic Acid and Salicylic Acid In vivo
By: Howard I. Maibach, MD, University of Californi…
Keratolysis is the separation or loosening of the stratum corneum (SC), and is part of the natural cycle of skin renewal and regeneration. Disordered keratolysis, resulting in skin overgrowth or excessive desquamation, is responsible for various skin disorders.
Jun 16, 2011 | 06:00 PM CDT
Researchers Identify Hair Pigmentation Pathway
Researchers at New York University's Langone Medical Center have identified the communication pathway between hair follicles and melanocyte stem cells that regenerates pigmented hair.
Jun 01, 2011 | 02:37 PM CDT
Glycation and Skin Aging: A Review
By: Zoe Diana Draelos, MD, Dermatology Consulting …
The present article, adapted from Draelos and Pugliese*, provides a review of the chemistry involved in the glycation process to assist formulators in developing topical or nutricosmetic solutions for mature skin care.
Jun 01, 2011 | 02:12 PM CDT
pH Buffering Considerations in Mature Skin
By: Howard I. Maibach, MD, University of Californi…
This paper briefly reviews the basic science of pH and buffering capacity and the deleterious effects of increased pH in mature skin. In more detail, the authors consider which components of the stratum corneum (SC) are likely responsible for buffering capacity in skin of all ages, and discuss physiologic changes in the SC that may contribute to the decreased buffering capacity detected in mature skin.
May 26, 2011 | 04:00 PM CDT
Researchers Observe Hair Follicle Communication for Hair Growth
Researchers at the University of Southern California's Keck School of Medicine have discovered that stem cells in hair follicles communicate with each other via a specific molecular activator/inhibitor pair to stimulate hair growth.
May 25, 2011 | 10:37 AM CDT
P&G Presents 'Omics' Findings in Acne, Male Grooming, Dandruff and Anti-aging
During the World Congress of Dermatology, Procter & Gamble Beauty and Grooming is presenting new findings in acne, male grooming, dandruff and anti-aging based on a broader "omics"—i.e., genomics, proteomics and metabolomics, research tool.