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Tag: "red" at biology news

Bioartificial kidney under study at MCG

...body metabolizes calcium and phosphorus, stimulate red blood cell production, play a role in blood pressure regulation and clear and metabolize cytokines that help direct the immune system. The new device for kidney failure adds billions of kidney cells that can perform many of these important kidney fu...

Current human embryonic stem cell lines contaminated UCSD/Salk team finds

... thestomach and colon, organs where consumption of red meat has beenassociated with risk of cancer."Knowing the mechanism that this molecule uses to get into human cellsmay give us clues to possible solutions to the problems that it maycause in various situations," Varki said....

Iron Deficiency Sparks Dramatic Changes In Gene Expression

...delyrecognized symptom is anemia, in which too few red blood cells areproduced, and the body is deprived of oxygen needed for energymetabolism. Iron deficiency causes wide-ranging symptoms from fatigue,weakness and cognitive deficits to serious heart complications anddevelopmental disorders. Iron deficie...

Leukemia Drug Breakthrough Study In New England Journal Of Medicine

...nts are anemic and require regular transfusions of red cells. In this study, 91 percent of the MDS patien...observations that the agent improved the growth of red blood cell precursors from MDS bone marrow. Celgene will submit the seminal findings of List's phase...

Sea skate experiment sheds light on human cell transport

...orator, Goldstein conducted an experiment with the red blood cells of skates to understand how these skin... channels, or gates, spring into action when skate red blood cells become engorged with water. Vesicles, or tiny fluid-filled sacs, carry these gates up to...

Plant hemoglobins: Oxygen handlers critical for nitrogen fixation

...nd give these specialized organs their distinctive red color. Legume root nodules accommodate bacteria, called rhizobia, that reduce atmospheric nitrogen to ammonia, which is subsequently used by the plant for growth and colonization of nitrogen-poor soils. Symbiotic nitrogen fixation is important for su...

ASU researchers finds novel chemistry at work to provide parrot's vibrant red colors

...lecular level what is responsible for their bright red feathers. The work casts a new light on what is c...f the work are in a paper, "Distribution of unique red feather pigments in parrots," by McGraw and Mary Nogare, a parrot fancier from Snoqualmie, Wash., pu...

Transport System Smuggles Medicines Into Brain

...lecular level what is responsible for their bright red feathers. The work casts a new light on what is c...f the work are in a paper, "Distribution of unique red feather pigments in parrots," by McGraw and Mary Nogare, a parrot fancier from Snoqualmie, Wash., pu...

Scientists develop new color-coded test for protein folding

...itial batch of gold-cytochrome solution had a rosy red hue and a pH value of 10--about the same as an ove...ss that caused the solution to quickly change from red to blue as the acidity increased. The researchers were surprised to discover that, when the pH was ...

Study shows nanoshells ideal as chemical nanosensors

... deadly chemical agent."About 1/20th the size of a red blood cell, nanoshells are about thesize of a virus. They are ball-shaped and consist of a core ofnon-conducting glass that is covered by a metallic shell, typicallyeither gold or silver. The metal shell "captures" passing light andfocuses it, a prop...

Introduced foxes transformed vegetation on Aleutian Islands from lush grasslands to tundra

...slands. Mostly arctic foxes and smaller numbers of red foxes were introduced to more than 400 islands. Byrd, who has been involved in restoration efforts in the Aleutian islands since 1971, said most of the islands had major breeding colonies of seabirds before the arrival of foxes. There are about 26 s...

Circles Of DNA Might Help Predict Success Of Stem Cell Transplantation

...cells that produce cancerous white cells or faulty red cells and replace them with healthy stem cells fro...nated stem cells repopulate the blood with healthy red and white cells. The St. Jude team showed that the more copies of tiny rings of DNA called signal-j...

How an AIDS-Related Cancer Unleashes Inflammation

... patient with KS, you'll see that they are visibly red because of all the new blood vessels that KS produces," he said. In cell culture studies, the researchers found evidence of an “activation loop,?by which kaposin B activation of MK2 promotes even further MK2 activity by other proteins. The over-prod...

Protein offers way to stop microscopic parasites in their tracks

... least 1 million people per year through damage to red blood cells and clogging of the capillaries that feed the brain and other organs. Cryptosporidium, which causes diarrhea, vomiting and other symptoms, is one of the most common causes of water-borne disease in the world. "These other parasites are m...

Programmable cells: Engineer turns bacteria into living computers

...t Subhayu Basu programmed E. coli bacteria to emit red or green fluorescent light in response to a signal... a higher concentration of the signal chemical and red when they sensed a lower concentration. In a Petri dish, they formed a bull's-eye pattern -- a green...

Discovery Promises Simpler Therapy for Sickle Cell Disease

...aid. Their research suggests that an inability of red blood cells to relax blood vessels through the rel...lood vessels by distorted, or "sickled," and rigid red cells, Stamler said. The new findings, for the first time, implicate abnormal vessel dilation by the...

Iron exporter revealed that may explain common human disorder

... ingredient of hemoglobin, the protein molecule in red blood cells that carries oxygen from the lungs to ... releases it into the bloodstream where developing red blood cells incorporate the iron into hemoglobin. When red blood cells die, macrophage cells consume...

New winter hulless barley has high protein

...eeding program is developing both traditional soft red winter wheat cultivars and new cultivars with unique and high-value end-use characteristics such as higher protein content, quality, and white seed color. The Virginia Tech wheat cultivars "Tribute" and "Renwood 3260" have a unique protein quality, m...

New insight into regulation of blood stem cells

...more copies of itself or differentiate into either red blood cells, various types of white blood cells, or platelets. The genes that control proliferation and differentiation have been difficult to study using traditional gene disruption methods because loss of genes thought to be critical for this proce...

Medical molecules designed to respond to visible light that can penetrate tissue

...r covered a flashlight with your hand and seen the red light that still comes through, then you have seen...he light absorber unit to one that responds to the red wavelength. "Investigations into polyazine supermolecular complexes containing Ru and Os with Rh ce...

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Breaking Medicine News(10 mins):Health News:Carson Energy Receives A+ Accredited Rating For 19 Consecutive Years 2Health News:SmartPractice Donates $25,000 to HonorHealth Breast Health and Research Center 2Health News:San Marcos Dentistry Office Offering a New Service Dental Case Planning 2Health News:Cloud-Based Electronic Health Record firms sweep top physician satisfaction rankings for Small and Solo Practices, reveals 2015 Black Book survey 2Health News:Cloud-Based Electronic Health Record firms sweep top physician satisfaction rankings for Small and Solo Practices, reveals 2015 Black Book survey 3Health News:Cloud-Based Electronic Health Record firms sweep top physician satisfaction rankings for Small and Solo Practices, reveals 2015 Black Book survey 4Health News:The MedSpa at Hendrick Introduces Xeomin®, Belotero Balance® and Radiesse® Injectables 2
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