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Melanin in Medical News

New drug target in obesity: Fat cells make lots of melanin

As millions of Americans gear up for the Thanksgiving holiday, a new research report published online in The FASEB Journal ( http://www.fasebj.org ), may provide some relief for those leery of having a second helping. In the report, researchers describe a discovery that may allow some obese peo...

Photos: Lumixyl(TM) Enters the Market to Improve the Appearance of Hyperpigmentation without Irritation and Side Effects

...ain of ten amino acids, promoted the moderation of melanin more efficaciously than hydroquinone. At equal con... Lumixyl peptide expressed a reduced production of melanin by as much as 40 percent compared to those treated...re impressive, showing a 40 percent improvement in melanin related darkening.," commented Nowell Solish, MD, ...

Tanning Chain Offers Tips for Effective Indoor and Outdoor Exposure

...Protect eyes and lips. Closing your eyes while tanning isn't enough; opt for FDA-compliant eyewear instead. The same goes for lips: They produce less melanin so slick on balm with SPF every time you tan. Build a base. To ensure an even tan, begin by exfoliating skin and consider a few initial indo...

Ortho Biotech Oncology Research & Development Announces Collaboration with National Cancer Institute to Develop Novel Cell Therapies to Treat Cancer

...percent of all diagnosed skin cancers, according to NCI. Melanoma, which usually begins in cutaneous melanocytes -- the cells that produce the pigment melanin -- is more likely to spread to other body parts, known as metastatic melanoma. In 2008 in the United States, an estimated 68,000 people were diagnose...

Sclerotherapy Gives Signs of Aging on the Hands the Boot

... effects of ultraviolet light. Signs of aging on the hands occur less frequently in people with skin of color due to the inherent protective nature of melanin in their skin. "As dermatologists continue to treat facial aging with much success, patients are increasingly aware of other visible areas of the...

Melanin production discovered in fat tissue

...biology and the paper's lead author, explains that melanin production has never before been identified in fat...thinkable that these cells would adapt and produce melanin as a form of self-protection. As a side benefit, melanin may suppress inflammatory properties of the extra ...

Konica Minolta Sensing Americas Announces the Launch of the CM-SA Skin Analysis Software

...ion with Konica Minolta's portable spectrophotometers, enable highly accurate measurement of skin color simultaneously with a numerical display of the melanin Index, Hb (Hemoglobin) Index, and Hb SO2 (Hemoglobin oxygen saturation) Index (%),thus eliminating the need for a mexameter. Applications for the CM...

Are You Getting Burned by Your Sunscreen?

...or in people who have weakened immune systems. The most deadly form of skin cancer is melanoma, which forms in the skin cells that make the pigment melanin -- often as a mole. The National Cancer Institute estimates there will be 62,480 new cases of melanoma in the United States in 2008, and about 8,420 d...

AMBI(R) Introduces SOFT & EVEN(TM)

...ique challenges in keeping their skin soft and even-toned due to the excess melanin in their skin that often leaves behind darks marks and hyperpigmentation, w...skincare challenges in keeping their skin clear and even in tone due to the melanin in their skin. Therefore, it is important for women with melanin-rich skin ...

Jan Marini Skin Research Adds Two New Sheer Colors to Antioxidant Daily Face Protectant SPF 30 With PhytoMelanin(TM)

...in care fact: the darker the skin, the less likely it will suffer from sun damage and skin cancer. The darkness of our skin is determined by amount of melanin or pigment that colors our skin. PhytoMelanin is a derivative of Date Palm fruit that mimics human melanin. Jan Marini realized the natural sun protec...
Melanin in Medical Technology

Elesclomol Study Shows Significant Improvement in Progression-Free Survival for Chemotherapy-Naive Patients With Metastatic Melanoma

...tentially, other cancer types." Metastatic melanoma occurs when melanoma - a cancer that begins in melanocytes, the cells that make skin pigment, or melanin - spreads to other parts of the body.(2,3) In the U.S. alone, the percentage of people who develop melanoma - the deadliest form of skin cancer - has ...
Melanin in Medical Products

MYDON Long-Pulsed Nd:YAG Laser System

Features:... Monochromatic light with high absorption in hemoglobin or melanin Handpieces viewing window is removable ...
Company:WaveLight, Inc.

SINON Q-Switched Ruby Laser System

Features:... Monochromatic light with high absorption in melanin or exogenously applied pigments Various Spot Sizes - changing of color-coded closure system spacers The divergent beam prevents so-called "hot...
Company:WaveLight, Inc.

ARION Long-Pulsed Alexandrite Laser System

Features:... Optimal Wavelength Monochromatic light with high absorption in melanin Gentle Burst Mod Special pulse formation for increased effectiveness Large Range of Pulse Lengths A wide range of puls...
Company:WaveLight, Inc.
Melanin in Medical Dictionary

Melanin

Melanin ) is a class of compounds found in plants, animals, and protists, where it serves predominantly as a pigment. The class of pigments are derivatives of the amino acid tyrosine. Many melanins are insoluble salts and... Human skin color can range from almost black to nearly colorless...

Skin Cancer

... causes. The most common skin cancers are basal cell cancer , squamous cell cancer , and melanoma which all trace back to the mutilation of melanin cells. Skin ... Nonmelanoma Skin Cancer . What Is Cancer ? ... Types of nonmelanoma skin cancer ... are discussed in a separate document...

Mongolian spots

.... The cutaneous manifestations of Mongolian spots before HSCT were evaluated, and ... A Mongolian spot , however, derives its color from melanin pigment in the dermis ... The Mongolian spot is in a deep layer of the skin (the dermis) and always has an ... Mongolian spots are flat...

Incontinentia Pigmenti

...of ... Overview: Incontinentia pigmenti type 2, also known as Bloch-Sulzberger syndrome, ... Incontinentia pigmenti refers to the loss of melanin from basal cells in the ... Incontinentia pigmenti is skin condition passed down through families. ... Incontinentia pigmenti (IP) is c...

Gingiva

...lar. ... Gingiva The Gingiva means the gum which is the area around the root of a tooth. ... In dark-skinned people the gingiva may contain melanin pigment to a greater ... gingiva ), or gums, consists of the mucosal tissue that lies over the alveolar bone. ... Amyloidosis of gingiva and...

Epidermis

...er part (or base) of the epidermis , the outer layer of the skin. ... signs of skin cancer - This also contains the melanocytes that produce melanin ... Epidermis : This is the topmost and the thinnest layer which provides the ... Hair Removal Journal provides research and information on lase...

Albinism

...coloring ... Mutations in the OCA2, SLC45A2, TYR, and TYRP1 genes cause oculocutaneous albinism . ... Albinism ... Albinism is a defect of melanin production that results in little or no color ... Albinism occurs when one of several genetic defects makes the ... Albinism is a catch-all...
Melanin in Biological News

Traits produced by melanin may signal the bearer's capacity to combat free radicals

Some animal species have developed conspicuous traits produced by melanin pigments (for instance, dark manes in lions, black stripes in some birds and fishes). These traits are used as signals during contests for resources and/or contribute to increase the mating opportunities. However, the effici...

Skin color clue to nicotine dependence

... Higher concentrations of melanin -- the color pigment in skin and hair -- may be pl...ntists. "We have found that the concentration of melanin is directly related to the number of cigarettes sm...s bind to melanin, populations with high levels of melanin could indicate certain types of smoking behavior, ...

No longer a gray area: Our hair bleaches itself as we grow older

...upt the formation of an enzyme (tyrosinase) that leads to the production of melanin in hair follicles. melanin is the pigment responsible for hair color, skin color, and eye color. The r...

Blue-eyed humans have a single, common ancestor

...er limits its action to reducing the production of melanin in the iris effectively diluting brown eyes to bl...royed or turned off, human beings would be without melanin in their hair, eyes or skin colour a condition kn...own to green can all be explained by the amount of melanin in the iris, but blue-eyed individuals only have a...

Red hair and freckles...

...on in the gene mc1r. The resulting change in the protein it controls causes those who have this gene mutation to carry pheomelanin instead of the dark melanin in their skin, hair and eyes. This gives them much more sensitive, light coloured skin and, in many case, lots of freckles. Scientists from the Max...

Interaction of just 2 genes governs coloration patterns in mice

...nt without changing the protein's sequence, also reducing Mc1r activity and yielding lighter pigmentation. Both genes affect the type and amount of melanin in individual hairs. When both genes are turned on, the mouse is dark in color. A mutation that changes either gene leads to a somewhat blonder mouse,...

Scientists crack rhino horn riddle

...d found dense mineral deposits made of calcium and melanin in the middle. The calcium deposits make the horn core harder and stronger, and the melanin protects the core from breakdown by the sun's UV r...r on the study. The study also found that the melanin and calcium patches appear in yearly growth surges...

Science finds new fix for UV-damaged skin in arthritis treatment

... stable form of glucosamine, reduced the amount of melanin in skin cells, meaning there was less excess pigme...earance of hyperpigmentation, age spots and uneven melanin distribution. Researchers paired n-acetyl glucosam...formulation. Tissue studies showed a reduction in melanin and an increase in collagen ?a key structural prot...

Newly identified mechanism helps explain why people of African descent are more vulnerable to TB

...lead author of the paper. African Americans have significantly lower levels of vitamin D in their blood serum than whites because higher levels of melanin -- the pigment that provides color to skin absorbs UV light and reduces African Americans' ability to produce vitamin D. When the macrophages were sti...

K-State researchers study insects' immune system

...anding which molecules are present in the blood and their functions. The group also has identified proteins involved in the immune response that cause melanin - a coating of black pigment - to be synthesized and deposited on the surface of the pathogen. The goal of their research is to understand how inse...
Melanin in Biological Products

Histology Services - Special Stains from Mass Histology Service

Description:...aining, coverslipping and labeling of the slide. Bielschowsky Stain (for senile plaques) Bodian`s Stain Copper Stain Fontana-Masson Stain for melanin Gridley`s Stain for ameba Grimelius Argyrophil Stain (Pascual`s Method) Grocott`s Methenamine Silver (GMS) Stain Holzer`s Glial Fiber Stai...
Company:Mass Histology Service
Melanin in Biological Definition

Albinism

...om making the usual amounts of a pigment called melanin . There are many genes which are now scientifica...alterations, however, lead to an alteration of the melanin (pigment/coloring) production in the body. melanin helps protect the skin from ultraviolet light...

Biopolymer

... can be determined using gel electrophoresis and capillary electrophoresis. See also: condensation polymers , DNA sequence , biomaterials , melanin , Sequencing ...

Pigment

... Xanthophylls Canthaxanthin Zeaxanthin Lutein Photosynthetic Chlorophyll Phycobilin Other Hematochrome melanin - Which causes human skin coloration Pthalocyanine blue Urea Painting pigments Alizarin (Alizarin Crimson ) Bone black (also k...
Melanin in Biological Dictionary

Skin cell

...melanocytes, ... The thicker the skin , the more layers of cell with melanin in them, and the ... Skin cancer is a malignant growth on the skin w...amous cell cancer, and melanoma which all trace back to the mutilation of melanin cells. Skin ... The modified skin cells added to cultured skin su...

Albinism

...order, characterized by a partial or total lack of melanin pigment in the eyes, skin and hair, or more rare...s alternative names. ... Albinism is a defect of melanin production that results in little or no color ... ... Albinism - Overview, Albinism is a defect of melanin production that results in little or no color (pig...
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