Recent in Biology (page 25 of 28)

Aveda Considers Gemstones in Cosmetic Formulas

Gemstones can be used to enhance cosmetic formulations, according to one Aveda researcher.

Monell Research Exposes Sweet Taste Detector in Humans

Monell Chemical Senses Center revealed that a scientific paradox linking artificial sweeteners with a specific sensory experience has guided researchers to an increased understanding of how humans detect sweet taste..

Improved Learning, Decrease in Anxiety Not Linked to Neurogenesis

A recent study reports that neurogenesis does not appear to be the reason why mice living in enriched environments exhibit behavioral changes such as less anxiety.

A Dermatological View--Occlusion as an Active Agent

A brief review of the medical literature shows that occlusive dressings provide effective therapeutic intervention either as an adjunct to topical medications or as a monotherapy for certain skin diseases, especially psoriasis and dermatitis.

The Latest in Skin Science: A Periodical Review

In this article, the author reviews recent literature introduced as recommended reading for cosmetic chemists interested in skin care topics such as moisturization, response to stress, penetration and aging.

Aloe Vera Emerges in “Eating for Beauty” Movement

A new movement in skin care has emerged that credits healthy skin with the ingestion of nutritional supplements.

Getting Inside the Human Nail Plate: First Success

Onychomycosis is a fungal infection of the nail plate – the most visible part of the nail apparatus (see sidebar). This infection is usually caused by species of Epidermophyton,Microsporum and Trichophyton resulting in nails that are opaque, white, thickened, friable and brittle.

Dietary Supplement Shuts Down Stress to Ensure Sleep

Next Pharmaceuticals Inc. (NPI) highlighted its Seditol product, a new dietary supplement blend of ingredients that claims to help “turn off” stress to achieve a good night's sleep.

Ceramides in Healthy and Diseased Skin

Ceramides are the main polar lipids of the SC intercellular lipids; they play an important role in skin barrier function and account for half of the SC lipids by weight. Nine subclasses of ceramides have been described in human SC; these differ from each other by the sphingoid base groups (sphingosine, phytoshpingosine, 6-hydroxysphingosine) and hydrocarbon chain length. Ceramide content and changes of composition are involved in agingand skin diseases such as atopic dermatitis (AD),5–7 psoriasis, contact dermatitis (CD) and irritant dermatitis.

Cloned Pigs for Fatty Acids?

Researchers have cloned transgenic pigs that produce high levels of omega-3 polyunsaturated fatty acids.

A Dermatologic View: O/W Emulsions Enriched with Vitamin E

Vitamin E has an important protective function for the entire organism. It is believed that the broad biological activities of vitamin E are due to its ability to inhibit lipid peroxidation and stabilize biological membranes.

Consumers Getting Smarter about Health, Nutrition

As "baby boomers" turn 60 this year, it is apparent that consumers in the United States are not getting younger; however, they are getting smarter.

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