Tag: "umbilical" at biology news

Kaposi's sarcoma virus 'reprograms' blood vessel cells into lymphatic cells

...ic cells. A second experiment in which cells from umbilical veins were infected with the virus led to similar lymphatic gene expression. "As far as I know, this is the first report of a switch from one differentiated cell type to another," says Detmar. "Although clinical applications are difficult to predi...

Umbilical cord blood transplants, bone marrow transplants save lives

...ing bone marrow donor may have an alternative with umbilical cord blood (CB) transplantation. Loyola's unique method of preparing the umbilical cord blood enables more stem cells to survive, according to Stiff, who also is professor of Medicine...

Research bank makes good use of umbilical cords

After the delivery of a newborn, snipping the umbilical cord and then discarding the cord and placenta is ...re accepting the invitation to donate their baby's umbilical cord blood to a new UI research bank that aims to advance our understanding of human diseases. The p...

Study shows benefits to newborns from federal ban on insecticides

...ls of the two insecticides in blood drawn from the umbilical cords after delivery, both before and after the ban, and correlated those levels with the babies' birth weight and length. All blood samples were frozen and stored at -70 degrees Centigrade in order to ensure the stability of the pesticides. Subseque...

Prenatal exposure to second-handsmoke greater for disadvantaged children, study finds

...iomarker of exposure: the level of cotinine in the umbilical cord blood at the time of delivery. "This finding reinforces the need to prevent serious developmental problems in children by addressing harmful prenatal exposures," said Dr. Frederica P. Perera, Director of the Center and the study team leader. ...

MGH research team grows long-lasting blood vessels

...e lining of blood vessels, taken from the veins of umbilical cords, and precursors to the perivascular cells that form the supporting outer layer of blood vessels. These cells were placed into a collagen gel and grown in culture for about a day. Then the gels were implanted into cranial windows, transparent c...

UGA scientist to study effect of air quality on unborn babies

...ect samples of meconium, a baby's first feces, and umbilical cord blood from the newborns. The Centers for Disease Control and Prevention will analyze the samples. "This study will help us understand the magnitude and potential impact of prenatal exposure to a range of environmental pollutants," Naeher said. ...

Researchers find mechanism that may determine early blood cell fate

...ting HSC much more easily from peripheral blood or umbilical cord blood. But since fewer cells are present in these sources, it would be advantageous to expand the cells to increase their numbers, explained Emery Bresnick, UW Medical School professor of pharmacology and senior author on the study. "Manipulatio...

Stem-like cells from peripheral blood restore function in rats with severe stroke

...ls, such as adult bone marrow stem cells and human umbilical cord blood (HUCB) cells, as treatments for stroke, spinal cord injury and other neurological disorders. "Our findings suggest that mobilized peripheral blood cells might be a good candidate for early treatment of central nervous system disorders lik...

Donor cells from new source ignored by the immune system

..., published by Elsevier. Researchers transplanted umbilical cord matrix stem cells from a pig into the brain o...pe in a living animal is the first indication that umbilical cord matrix stem cells could be useful therapeutically. "Specifically, the umbilical cord matrix ce...

Prematurity, infections most likely causes of brain damage among infants

...cation. Moreover, only three of 52 newborns whose umbilical cord gasses were measured had evidence of acidity, a finding that argues against the birthing process as the cause of neurological problems. There were seven deaths among the newborns, in six infants with brain damage and one baby without. All of...

European Society of Human Reproduction & Embryology annual meeting

...tion in multiple pregnancies' 'Potential of human umbilical cord blood stem cells for tissue therapeutics' To register: contact Margaret Willson for registration form Fax: 44-153-677-2191 Tel: 44-153-677-2181 Email: m.willson@mwcommunications.org.uk or The registration form can also be downloaded from t...

Many pregnant women may have depression, but few getting treatment, study finds

...nd blood samples from the mother and the newborn's umbilical cord, will be examined for levels of cortisol, a hormone that's associated with stress and depression. The researchers, led by Delia M. Vazquez, M.D., an associate professor of pediatrics and psychiatry at the U-M, will follow the mothers and babies ...

Bone marrow stem cells may one day help treat damaged livers

...Louis suggests that stem cells from bone marrow or umbilical cord blood may be useful for treating people with ...oping that in the future we can use bone marrow or umbilical cord blood stem cells from matched donors to help treat liver disease and reduce the need for liver ...

Scientists discover unique source of stem cells

...octors have successfully harvested stem cells from umbilical cord blood for years," said Dr. Songtao Shi, a scientist at NIH's National Institute of Dental and Craniofacial Research (NIDCR) and the senior author on the paper. "Our finding is similar in some ways, in that the stem cells in the tooth are likely...

Treating strokes with blood cord cells holds promise, Saint Louis University rat study shows

ST. LOUIS -- Blood cells from human umbilical cords could help restore the function of nerve cel...an and her team injected cultured cells from human umbilical cord blood into the internal carotid artery of rats immediately after a stroke. The treatment improv...

Low amniotic fluid no risk to normal birth

...in the babies' birthweights, levels of acid in the umbilical cord blood, or lengths of stay in the hospital. Typically, doctors have been concerned about women with low amniotic fluid during the third trimester a condition called oligohydramnios because too little fluid can be associated with incomplete deve...

Umbilical cord matrix, a rich new stem cell source, study shows

The cushioning material or matrix within the umbilical cord known as Wharton's jelly is a rich and readil...team at Kansas State University. Animal and human umbilical cord matrix cells exhibit the tell-tale characteristics of all stem cells, the capacity to self-rene...

UT Southwestern scientists discover link between infections in mothers and brain injuries in babies

... 1999 and December 2001. They examined the babies' umbilical cord blood for infection and also conducted extensive neurological examinations twice in the first 24 hours of life. "We discovered a significant correlation between the increased elevation of inflammation in the mother's placenta and a reduction in...

Getting more mileage out of cord blood

Blood from human umbilical cords is a rich source of hematopoeitic stem cells, the progenitors that can reconstitute all of the different cell types in our blood, including oxygen-carrying red blood cells and white blood cells that are our major defense against infections. Co...

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