pigmentation - Article Index

Encyclopedia - Complexion: Encyclopedia - Complexion
Complexion refers to the natural color, texture, and appearance of the skin, especially that of the face. The word is derived from the La...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia - Cetacean Intelligence
Cetacean intelligence denotes the cognitive capabilities of the cetacean order of mammals and especially the various species of dolphin. ...   » Read the article

Encyclopedia - Chinese White Dolphin: Encyclopedia - Chinese White Dolphin
The Chinese White Dolphin (Chinese: 中華白海豚; Hanyu Pinyin: Zhōnghuá bái hǎitún) (Sousa chinensis chinensis) is a subspecies ...   » Read the article

Encyclopedia - Hair Color: Encyclopedia - Hair Color
Human beings have many variations in hair color and texture. Hair color is the result of pigmentation due to the presence of the chemical...   » Read the article

Encyclopedia - Fur: Encyclopedia - Fur
The term fur refers to the body hair of non-human mammals also known as the pelage (like the term plumage in birds). Fur comes from the c...   » Read the article

Encyclopedia - Skin: Encyclopedia - Skin
In zootomy and dermatology, skin is an organ of the integumentary system composed of a layer of tissues that protect underlying muscles a...   » Read the article

Encyclopedia - Albinism: Encyclopedia - Albinism
Albinism (from Latin albus, meaning "white") is a lack of pigmentation in the eyes, skin and hair. It is an inherited condition resulting...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia Ii - Cetacean Intelligence - Behavior
See also animal behavior for a broader view. Researching the behavior of dolphins in the wild is a difficult task. However, several resea...   » Read the article

Encyclopedia - Fur: Encyclopedia Ii - Fur - Fur Clothing
Fur has served as an important source of clothing for humans, especially in colder climates since time immemorial. Modern cultures contin...   » Read the article

Encyclopedia - Staphylococcus Aureus: Encyclopedia Ii - Staphylococcus Aureus - Antibiotic Sensitivity
S. aureus has become resistant to many commonly used antibiotics. Up to 20% of all Staphylococcus isolates are resistant to penicillin, w...   » Read the article

Encyclopedia - Chinese White Dolphin: Encyclopedia Ii - Chinese White Dolphin - Threats
The sea of Hong Kong is becoming a very dangerous habitat for the Chinese White Dolphins. This is due to the increasing numbers of poachi...   » Read the article

Encyclopedia - Gaucher's Disease: Encyclopedia Ii - Gaucher's Disease - Diagnosis
In populations with high rates of carriage (Ashkenazi Jews and Norrbottnian Swedes), some family members of the index patient may already...   » Read the article

Encyclopedia - Haemochromatosis: Encyclopedia Ii - Haemochromatosis - Signs And Symptoms
Haemochromatosis is notoriously protean, i.e. it presents with symptoms that are often initially attributed to other diseases. Symptoms m...   » Read the article

Encyclopedia - Skin: Encyclopedia Ii - Skin - Layers
Skin is composed of the epidermis and the dermis. Below these layers lies the hypodermis(subcutaneous adipose layer), which is not usuall...   » Read the article

Encyclopedia - Inborn Error Of Metabolism: Encyclopedia Ii - Inborn Error Of Metabolism - Diagnostic Techniques
Because of the multiplicity of conditions, many different diagnostic tests are used for screening. An abnormal result is often followed b...   » Read the article

Encyclopedia - Hair Color: Encyclopedia Ii - Hair Color - Effects Of Aging On Hair Color
A change in hair color typically occurs naturally as people age, usually turning their hair from its natural color to gray, then to white...   » Read the article

Encyclopedia - Icd-10 Chapter L: Diseases Of The Skin And Subcutaneous Tissue: Encyclopedia Ii - Icd-10 Chapter L: Diseases Of The Skin And Subcutaneous Tissue - L00-l99 - Diseases Of The Skin And Subcutaneous Tissue
ICD-10 Chapter L: Diseases of the skin and subcutaneous tissue - L00-L08 Infections of the skin and subcutaneous tissue. (L00) Staphyl...   » Read the article

Encyclopedia - Albinism: Encyclopedia Ii - Albinism - The Genetics Of Albinism
Albinism occurs in 1 in 17,000 to 40,000 individuals, although around 1 in 70 are carriers for one of the different types of albinism. Fo...   » Read the article

Encyclopedia - Skin: Encyclopedia Ii - Skin - Layers
Skin is composed of the epidermis and the dermis. Below these layers lies the hypodermis, which is not usually classified as a layer of s...   » Read the article

Encyclopedia - Albinism: Encyclopedia Ii - Albinism - Genetics
The gene which results in albinism prevents the body from making the usual amounts of a pigment called melanin. Albinism used to be categ...   » Read the article

Encyclopedia - Oliver O. Howard: Encyclopedia Ii - Oliver O. Howard - Civil War
On June 1, 1862, while commanding a Union brigade in the Fair Oaks, Howard was wounded twice in his right arm, which was subsequently amp...   » Read the article

Encyclopedia - Haemochromatosis: Encyclopedia Ii - Haemochromatosis - Treatment
Early diagnosis is important because the late effects of iron accumulation can be wholly prevented by periodic phlebotomies (comparable i...   » Read the article

Encyclopedia - Haemochromatosis: Encyclopedia Ii - Haemochromatosis - Genetics And Epidemiology
Haemochromatosis is one of the most common inheritable genetic defects, especially in people of northern European extraction, with about ...   » Read the article

Encyclopedia - Haemochromatosis: Encyclopedia Ii - Haemochromatosis - Pathophysiology
People with the abnormal genes do not reduce their absorption of iron in response to increased iron levels in the body. Thus the iron sto...   » Read the article

Encyclopedia - Staphylococcus Aureus: Encyclopedia Ii - Staphylococcus Aureus - Microbiology
Staphylococcus aureus appears as a Gram-positive coccus, in grape-like clusters when viewed through a microscope and as large, round, gol...   » Read the article

Encyclopedia - Albinism: Encyclopedia Ii - Albinism - Culture
Albinism - Myths and Superstitions. Due to albinism's effect on one's outward appearance, cultures around the world have developed many...   » Read the article

Encyclopedia - Staphylococcus Aureus: Encyclopedia Ii - Staphylococcus Aureus - Role In Disease
The Staphylococcus lives as a commensal on the skin and in the nose of humans and animals, as well as in the environment. It can infect o...   » Read the article

Encyclopedia - Haemochromatosis: Encyclopedia Ii - Haemochromatosis - Diagnosis
Haemochromatosis - Imaging features. Clinically the disease may be silent, but characteristic radiological features may point to the di...   » Read the article

Encyclopedia - Albinism: Encyclopedia Ii - Albinism - Culture
Albinism - Myths and Superstitions. Due to albinism's effect on one's outward appearance, cultures around the world have developed many...   » Read the article

Encyclopedia - Albinism: Encyclopedia Ii - Albinism - Visual Problems Associated With Albinism
Eye conditions common in albinism include (not all must be present) Nystagmus, irregular rapid movement of the eyes back and forth. Stra...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia Ii - Cetacean Intelligence - Brain Characteristics
While there is no physiological characteristic that unequivocally indicates intelligence in animals, scientists naturally focus on brain ...   » Read the article

Encyclopedia - Hair Color: Encyclopedia Ii - Hair Color - Medical Conditions Affecting Hair Color
Albinism is a genetic abnormality where no pigment is found in human hair or eyes, making the eyes a pale blue and the hair white. Vitili...   » Read the article

Encyclopedia - Hair Color: Encyclopedia Ii - Hair Color - Genetics
At least two gene pairs control the overall human hair color. One gene, which is a brown/blond pair, has a dominant brown allele and a re...   » Read the article

Encyclopedia - Skin: Encyclopedia Ii - Skin - Hygiene
The skin must be regularly cleaned. Unless enough care is taken it will become cracked or inflamed. Unclean skin favors the development o...   » Read the article

Encyclopedia - Skin: Encyclopedia Ii - Skin - Aging And Disease
As skin ages, it becomes thinner and more easily damaged. Intensifying this effect is the decreasing ability of skin to heal itself. Skin...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia Ii - Cetacean Intelligence - Differences From Other Mammalian Brains
Although dolphins are themselves mammals, their brains are constructed and act differently than those of most mammals. Unlike most mammal...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia Ii - Cetacean Intelligence - Communication
Dolphins emit two very distinct kinds of acoustic signals, which we call whistles and clicks. Clicks - quick broadband burst pulses - ar...   » Read the article

Encyclopedia - Fur: Encyclopedia Ii - Fur - Controversy
Animal welfare advocates object to the trapping and killing of wildlife, and the confinement and killing of animals on "fur farms," when ...   » Read the article

Encyclopedia - Gaucher's Disease: Encyclopedia Ii - Gaucher's Disease - Pathophysiology
The disease is caused by a defect in the housekeeping gene lysosomal gluco-cerebrosidase (also known as β-glucosidase, EC 3.2.1.45, PDB ...   » Read the article

Encyclopedia - Gaucher's Disease: Encyclopedia Ii - Gaucher's Disease - Classification And Genetics
There are three recognized forms; all have been linked to particular mutations. In all, there are about 80 known mutations. Type I (N370...   » Read the article

Encyclopedia - Chinese White Dolphin: Encyclopedia Ii - Chinese White Dolphin - Behaviour
Chinese White Dolphins swim to the water surface to breathe every twenty to thirty seconds and after that they will dive into deep water ...   » Read the article

Encyclopedia - Chinese White Dolphin: Encyclopedia Ii - Chinese White Dolphin - Variation
The two subspecies differ in color and size of their dorsal fin. The subspecies found in Southeast Asia has pinkish white skin and a larg...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia Ii - Cetacean Intelligence - Self-awareness
The ability to possess self-awareness shows highly-developed, abstract thinking. Self-awareness is the precursor to more advanced process...   » Read the article

Encyclopedia - Cetacean Intelligence: Encyclopedia Ii - Cetacean Intelligence - Comparative Cognition
The area of the comparative cognition (see animal cognition) of the dolphin is one of the primary avenue of the investigation of cetacean...   » Read the article

Encyclopedia - Gaucher's Disease: Encyclopedia Ii - Gaucher's Disease - Treatment
For type 1 and most type 3 patients, enzyme replacement treatment with mannose-terminated recombinant glucocerebrosidase, 60 Units/kg, gi...   » Read the article