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Tag: "pups" at medical news

Pediatric Use of ADHD Drug may Affect Developing Brain

...cience, the researchers injected week-old male rat pups with Ritalin twice a day during their more physically active night-time phase. The animals continued receiving the injections up until they were 35 days old. "Relative to human lifespan, this would correspond to very early stages of brain developme...

Study Revises Dynamin's Role in Nerve Cell Function

...se mice would die very soon after birth. But the pups were born, and initially appeared healthy. 'That w...cking dynamin 1 moved and suckled just like normal pups at birth.' Lab study revealed that synaptic activity in these mice was functioning at a low level ...

Researchers Document First Case of Virgin Birth in Sharks

.... When they deducted the mother's input from the pups DNA to determine the father, to their surprise there was nothing left. "In this particular case, after we subtracted the mother's DNA, there was nothing left. It was fantastic," says Prodohl. The researchers then concluded that the pup had no f...

Obesity And Environmental Chemicals: Research Probes Potential Link

...y weight changes, and energy metabolism of the rat pups once they are weaned from their mothers. PBDEs, the researchers note, seem to interrupt thyroid hormone levels, which may impact caloric expenditure. “There’s much more to obesity than eating too much McDonald’s and not exercising,” says Small. “PB...

Mouse Study Suggests Anxiety Disorders Take Root in Infancy

...n life. Rats that were not groomed sufficiently as pups by their mothers display elevated levels of anxiety as adults, he notes. "Assuming that we can equate developmental stages in mice and humans," Snyder reflects, "these findings might be relevant to brain development and the genesis of anxiety in peop...

CMV Vaccine Prototype Successfully Tested in Guinea Pigs

... before becoming pregnant gave birth to fewer dead pups and were less likely to transmit the infection to ...The vaccinated group (10 litters) produced 28 live pups and 4 dead pups—a mortality rate of 13 percent. The control group (8 litters), which received a vacc...

Durable Critters Provides Better Way to Human Egg Preservation

... transferred the embryos to foster mothers and got pups that were completely healthy." In fact, those pups had healthy pups. His limited testing in human eggs indicates they also can be preserved and thawed ...

Are mature cells better than stem cells for cloning?

...s could generate blastocysts. Two live cloned mice pups could be generated only by the differentiated gran...ysts. Almost 50% yielded blastocysts and 18 cloned pups were born. However, the use of embryonic stem cells is controversial. Thus, scientists are looking f...

Gene Responsible For Mammary Gland Function, When Mutated Results in Leukemias

... these mammary gland genes behaved as if the mouse pups were no longer nursing and did not need milk. The researchers also reported that the mouse embryos that did not survive had weak heart muscles that could not withstand stress in the uterus. This probably reflects the fact that some embryos in a large...

Scientists Create Live Birth Using Artificial Sperms Produced In Vitro

...ried to term. It was also reported that one of the pups had died in infancy and all the rest died within five months, as compared to the normal lifespan of about two years. The researchers stated that this limited success has however proved the principle that they can lead to live births. Stating, "This...

Infant Formula With High Iron Content Packs Brain Disorder

... research involved delivering iron orally to mouse pups on a daily basis starting at ten days of age for o...ch produce dopamine. Iron levels in the iron-fed pups were found to be significantly increased in the SN by two months of age; by 12 months of age (the hu...

New Hope For Impotent Men - Artificial Penis On The Way

...impregnate them. All the females delivered healthy pups from these encounters, the researchers say. In severe erectile dysfunction, known as corporal fibrosis, the spongy corpora tissue does not get enough oxygen and begins to get replaced by scar tissue. Growing new spongy corpora tissue for implantatio...

In-Vivo Gene Therapy Technique to Cure XSCID in Basset Pups

...mpletely affects the immune system. In case basset pups which suffered from XSCID in-vivo gene //therapy was successfully used to cure this life threatening disease. The researchers from the University Of Pennsylvania School Of Veterinary Medicine and the National Institute of Allergy and Infectious Disea...

Love Mom More

...red by the licking and grooming frequency of their pups and was mirrored by changes in the proteins in their brains. The outstanding finding was that this behavior and biology was present in their off-spring and their off-spring’s progeny – i.e. this effect was intergenerational. “Our adage goes one ste...

Doubts About In UteroTransmission Of Senile Amyloidosis

...searchers guided by Dr. Xiaoying Fu to ask whether pups born to affected mothers also display accelerated ... the mice to mate and produce offspring. The mouse pups born to these mothers exhibited elevated levels of amyloid fibrils that increased with age. These fi...

Life of wolves in danger due to dog disease

...dy it has been revealed that most of the gray wolf pups born in Yellowstone National Park last year have d...sease//. In a staggering figure only 22 of the 69 pups born last year are still alive. This was revealed by Doug Smith, the park's wolf project leader. "...

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