Tag: "guinea" at biology news
New study may show how to forestall a fatal, virus-caused immune-system meltdown
...ion of more than a thousand proteins in cells from guinea
pigs infected with two different strains of Pichinde virus. Guinea pigs infected with one of the Pichinde strains experience no ill effects, while those infected with the other strain develop symptoms similar to those seen in humans infected by the m...
Experimental vaccine given during pregnancy reduces stillbirths from common virus
...other institutions to conduct the study. Female guinea
pigs given the CMV vaccine before becoming pregnan... the infection to their offspring than were female guinea
pigs not receiving the vaccine. The vaccinated group (10 litters) produced 28 live pups and 4 d...
Longer-lived rodents have lower levels of thyroid hormone
...groups of rodents with different life spans: mice, guinea
pigs, Damara mole-rats and naked mole-rats. Mice live to about three and a half years; guinea
pigs live to six years; Damara mole-rats to 15 years; and naked mole-rats to 28 years. The animal...
NHGRI announces latest sequencing targets
...Dasypus novemcinctus); domestic cat (Felis catus); guinea
pig (Cavia porcellus); African savannah elephant (Loxodonta africana); tree shrew (Tupaia species); rabbit (Oryctolagus cuniculus); and a bat species that will be determined based on the availability of a high-quality DNA sample and the selected bat'...
Yale researchers find environmental toxins disruptive to hearing in mammals
...onal systems of marine mammals. In this study on guinea
pigs, Santos-Sacchi tested whether TBT or salicyla...and is a component of aspirin, interfered with the guinea
pigs' ability to hear. He found that TBT, salicylate, or otherwise altering the extracellular chlori...
Plant-derived vaccines safeguard against deadly plague
...he vaccine elicits a protective immune response in guinea
pigs. The results are considered to be a milestone...ns were purified from the plants and injected into guinea
pigs. Testing using an aerosolized form of plague was performed by Chad Roy and Robert Webb at the...
Gene-specific Ebola therapies protect non-human primates from lethal disease
... infection. Combination therapy was also tested in guinea
pigs, where it appeared to be most effective when administered after infection. To further evaluate the efficacy of the three-PMO combination, four rhesus monkeys were treated with the drug two days prior to Ebola virus exposure. Three of the four ...
'Banana-jawed' fossil mammal linked to rare sound-producing skill
...that are about the size of rabbits, look much like guinea
pigs and have a penchant for sunbathing," Simons said. "Seven species of hyraxes now inhabit a swathe from the Middle East to southern Africa." From previous studies, scientists knew that Thryohyrax, along with numerous other early hyracoid relative...
'Perception' gene tracked humanity's evolution, scientists say
... orangutans, rhesus macaques, pigtail macaques and guinea
baboons. The researchers found that high genetic variation in the prodynorphin promoter was unique to humans. Other primates' promoters were far more homogeneous. Exactly how prodynorphin influences human perception is unknown. Evidence for its var...
New antibody shows promise as cure for anthrax
...icine, have tested the re-engineered antibody with guinea
pigs to determine if the antitoxin could protect a...ers placed anthrax spores in the nasal passages of guinea
pigs, mimicking exposure to inhalation anthrax. The doses were 250 to 625 times what would ordinaril...
Elusive salamanders have role in developing new sampling models
...are salamanders at a Georgia military base are the guinea
pigs for Oak Ridge National Laboratory researchers whose goal is to develop methods to better determine whether a species has vanished. After not finding any flatwoods salamanders since 2001, Fort Stewart biologists were a bit concerned and were loo...
Researchers report breakthrough against world’s deadliest viruses
...ing extensive work, including trials with mice and guinea
pigs, the PHAC researchers collaborated with USAMRIID to prove their efficacy in non-human primates. Canadian Health Minister Ujjal Dosanjh and Dr. Carolyn Bennett, Minister of State (Public Health), praised the work of the scientists in developing ...
New Lab Research May Help Those Deafened By Immune System Attack
...s when it binds to IESCA in the organs of Corti of guinea
pigs. The U-M has patent applications pending in the U.S. and abroad pertaining to KHRI-3, IESCA and AISNHL. The University, Carey and several colleagues stand to profit if tests or treatments based on these patents are developed. The development of...
Purdue scientists may have found key to halting spinal cord damage
...the levels of acrolein in the injured spines of 25 guinea
pigs for several days following an injury," Shi said. "We found that levels of acrolein peak 24 hours afterward, and they remain high for at least a week. Because acrolein has such a long lifespan and is so toxic, we theorize that it is primarily res...
Scientists discover odd-ball rodent
...irrel. Or a rat. Because it's actually more like a guinea
pig or chinchilla. But not quite. In fact the new species, found in Laos by scientists from the Wildlife Conservation Society (WCS) and other groups, is so unique it represents an entire new family of wildlife. The new species is described in the re...