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appendages in Medical News

New advancements in the use of adult, embryonic stem cells for tissue regeneration

... all species. It functions throughout the life cycle to maintain or restore the normal form and function of cells, tissues and, in some cases organs, appendages and whole organisms. The roots, stems and leaves of plants, for example, have extensive regenerative capacity, and entire plants can grow from single ...

How Candida albicans transforms from its normally benign form into life-threatening form

... phase of C. albicans. The fungus starts its 'attack' on a patient by changing its oval shape into a filamentous form, which has thin, threadlike appendages emerging from the cell body. Wang's team, who has been studying C. albicans for more than seven years, was responsible for identifying the master ...

Regrowth of Zebrafish's Tail Fin may Offer Clues for Treating Human Injuries

... is a very intricate structure. It is the fish version of an arm or leg. The question of how cold-blooded animals re-grow missing tails and other appendages has fascinated veterinary and medical scientists. They also wonder if people, and other warm-blooded animals that evolved from these simpler ...
appendages in Medical Dictionary

Plastic surgery

... upset parents, but plastic surgery usually provides good cosmetic appearance. Plastic surgery The restoring and reshaping of the skin and its appendages to improve their function and appearance. Prostate A gland that surrounds the outlet to the male bladder . Prosthesis Artificial substitute for ...
appendages in Biological News

Research links evolution of fins and limbs with that of gills

... the genetic circuitry that patterns paired appendages (arms, legs and fins) has a deep evolutionary origin that actually predates the origin of paired appendages themselves. "These findings suggest that when paired appendages appeared, the mechanism used to pattern the ...

Origin of claws seen in 390-million-year-old fossil

... puzzled over the origins of the paired grasping appendages found on the heads of scorpions and horseshoe ... suggest that Schinderhannes gives a hint. Their appendages may be an equivalent to those found in the ... mouth opening and a pair of segmented, opposable appendages with spines projecting inward along their length. ...

Forgotten but not gone -- how the brain takes care of things

... which no processing pathway yet exists, filigree appendages begin to grow from the activated nerve cell ... in the structure of the nerve cells? Cell appendages abide the saying "a bird in the hand " ... us most, however, was that the majority of the appendages which developed in response to the information ...

Details of evolutionary transition from fish to land animals revealed

... from aquatic to terrestrial lifestyle involved complex changes not only to appendages (fins to limbs) but also to the internal head skeleton. "Exquisite ... periods. Tiktaalik roseae has features of the skull, neck, ribs and appendages that are shared with the earliest limbed animals (tetrapods), as well as ...

Navigating in the ocean of molecules

... with promising characteristics as the starting point in the quest for new active agents: chemists can then vary the scaffolds with different appendages to synthesize the optimal active agent. Scaffold Hunter can also be used to predict bioactive molecules that do not arise in nature but are very ...

Tulane receives grant to study limb regeneration

... Could the salamander's natural ability to grow back severed appendages lead to a scientific breakthrough for humans who have lost limbs? With the help of a $6.25 million U.S. Department of Defense grant, Tulane ...

UF scientist tapped by Howard Hughes Medical Institute to pursue 'best ideas'

... A University of Florida scientist whose interest in embryonic development and evolution led him to discover the molecular building blocks that shape appendages ranging from feet to flippers was named a Howard Hughes Medical Institute Early Career Scientist today (Thursday, March 26), a distinction given to ...

Snails and humans use same genes to tell right from left

... or left. Patel, a biologist who focuses on the genetics and evolution of crustacean and insect development, such as the formation of segments and appendages in shrimps and crabs, invited Grande to join his lab, even though he had never before worked with snails. Snail handedness becomes obvious very ...

A second career for a growth factor receptor: keeping nerve axons on target

... gene called ephrin-A from the retina." Unlike p75, ephrin-A was a well-characterized sender and receiver of axon guidance signals, but it lacked appendages normally seen on proteins controlling axon migration. p75, however, displayed those elements, suggesting that the proteins could pair up one ...

UT Southwestern researchers create molecule that nudges nerve stem cells to mature

... study, rodent nerve stem cells from an area of the brain called the hippocampus were cultured with Isx-9. They clustered together and developed spiky appendages called neurites, which typically happens when nerve cells are grown in culture. Isx-9 also prevented the stem cells from developing into ...

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appendages in Biological Technology

Scientists discover 'dancing' algae

... 1,000 cells arranged on the surface of a spherical matrix about half a millimetre in diameter. Each of the surface cells has two hair-like appendages known as flagella, whose beating propels the colony through the fluid and simultaneously makes them spin about an axis. The researchers found that ...
appendages in Biological Definition

Drosophila

... Male (left) and female fruit flies. Drosophila is part of the phylum Arthropoda , a phylum of segmented animals with paired, jointed appendages and a hard exoskeleton made of chitin . They have an open circulatory system with a dorsal heart, hemocoel occupies most of the body cavity, and ...
appendages in Biological Dictionary

Mandibles

... at the ... Insect mandibles are a pair of appendages near the insect’s mouth, and the most anterior of the three pairs of oral appendages . Their function is typically to grasp, crush, or ... of a Bull ant Insect mandibles are a pair of appendages near the insect's mouth, and the most anterior of ...

Jointed appendages

... segmented body, and jointed attachments called appendages . Arthropods are animals belonging to the ...ans,... For example, an exoskeleton, jointed appendages , and a segmented body are all ... jointed appendages and an exoskeleton are the most distinctive ...

Pleopod

... dictionary and encyclopedia. ... pleopod - one of the paired abdominal appendages of certain aquatic crustaceans ... Pronunciation of pleopod . pleopod ... Card Required. swimmeret, pleopod -- (one of the paired abdominal appendages of certain aquatic ... Find Pleopod in the Encyclopedia ... Definition ...

Cephalothorax

... of the body is the abdomen (opisthosoma), which may also bear lateral appendages as well as the tail, if present. The ... The carapace functions ... Cephalothorax : The front body division on the tarantulas body. All appendages attach to the cephalothorax except the spinnerets. ... ...

Tube feet

... days ... Round tube foot rest. Compatible on many chairs. Product Pricing. Metal Finish $33.00 ... The grooves contain rows of tiny, flexible appendages called tube feet . Sea stars move by means of the tube feet , which are operated by a hydraulic, or ... Information about tube foot in ...

Stipule

... Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. stipule n. One of the usually small, paired appendages at the base of a leafstalk in certain plants, ... Stipules are morphologically variable and might appear ... Stipule - Definition of ...

Pereiopod

... brushes of ... Length of pereiopod 3 is a few more than 3 times the length of ... your description here ... Portion of body bearing eyes and all appendages through fifth pereiopod (fused head and thorax) ... PEREIOPOD (PEREOPOD) ... ... 3rd maxilliped or 5th pereiopod . Specific. Metapenaeus ...

Ovuliferous scales

... many ovules; ... of spur shoots have aided in the interpretation of the ovuliferous scales of the ... Each of these bracts bears ovule-bearing appendages known as ovuliferous scales . ... At the same time, the ovuliferous scales of the current year's megastrobili ... Developing ovuliferous ...

Nerve chord

... 09. Marshmermaid. Filament Recordings ... ... include: Notochord replaced by spinal chord , internal ... organization, dorsal nerve chord , appendages with opposing ... gill slits, dorsal nerve ... Dorsal nerve cord is a hollow tube lying dorsal to the notochord that becomes ... ...

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