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Tag: "implanted" at biology news

Gene therapy converts dead bone graft to new, living tissue

...accumulate until finally, perhaps in 10 years, the implanted section collapses, and more drastic surgery become... the genes. The mouse body then began to treat the implanted bone as if it were its own tissue instead of a foreign object, which would normally trigger the body...

Gene Vaccine Protects Mice Against Development Of Her2/neu Breast Cancer

...sociated breast cancer, eventhough the tumors were implanted directly into mice. “This is an exciting strategy that seems to elicit a completeimmunologic response against HER2/neu,?says the study’s lead author,Lawrence Lachman, Ph.D., a professor in the Department of ExperimentalTherapeutics. “Now that we hav...

A comprehensive response to HIV could prevent 10 million AIDS deaths in Africa by 2020

...sociated breast cancer, eventhough the tumors were implanted directly into mice. “This is an exciting strategy that seems to elicit a completeimmunologic response against HER2/neu,?says the study’s lead author,Lawrence Lachman, Ph.D., a professor in the Department of ExperimentalTherapeutics. “Now that we hav...

NJIT Presidential Award winner takes stem cell research another step

...em cells taken from one person can be successfully implanted into another. A list of conditions for which stem-...m cells taken from one patient can be successfully implanted in another. Researchers originally thought such a transfer might be rejected. And it's not just defe...

Ophthalmologists Use Artificial Silicon Retina Microchip To Treat Vision Loss

Ophthalmologists at Rush University Medical Center implanted Artificial Silicon Retina (ASR) microchips in the eyes of five patients to treat vision loss caused by retinitis pigmentosa (RP). The implant is a silicon microchip 2mm in diameter and one-thousandth of an inch thick, less than the thickness of a hum...

Ophthalmologists implant five patients with artificial silicon retina microchip

Ophthalmologists at Rush University Medical Center implanted Artificial Silicon Retina (ASR) microchips in the eyes of five patients to treat vision loss caused by retinitis pigmentosa (RP). The implant is a silicon microchip 2mm in diameter and one-thousandth of an inch thick, less than the thickness of a hum...

Mayo Clinic Researchers Create 'Obedient Virus'; First Step To Use Measles Virus Against Cancer

...thy cells. The work was done on laboratory animals implanted with two kinds of human cancer cells -- ovarian cancer and lymphoma -- and is probably still years away from use as a human therapy. But the concept has at last been proved in mice with human cancer tumors -- and that's an essential step toward using...

Artifical cornea lets woman blind 20 years see

...wth of blood vessels and scar tissue throughout an implanted natural cornea, according to researchers. The new cornea eventually becomes as opaque as the original. "The cornea is usually just like a clear window in the eye for people to see through, but sometimes the cornea becomes opacified and people can no...

Polymers with copper show promise for implanted sensors

.... In the bloodstream, clots form on the surface of implanted sensors or blood vessels contract around them. Sensors implanted under the skin may become walled off by cells that flock to the site as part of the inflammatory res...

Alzheimer's cognitive decline slowed

...nton Hospital, the genetically modified tissue was implanted deep within the brains of the eight patients who had volunteered for the study. The human clinical trial was undertaken following extensive studies in primates conducted by Tuszynski and colleagues, which showed that grafting NGF-producing tissue in...

To control germs, scientists deploy tiny agents provocateurs

...le, biofilms can form infection-inducing layers on implanted medical devices and cause deadly lung infections in cystic fibrosis patients. Biofilms have long baffled researchers because of their stupefying capacity to behave like a "super-organism" that vetoes the normal characteristics of a bacterial cell in ...

First frozen egg baby born in Canada

... sperm injection (ICSI), and the resulting embryos implanted in her uterus. "The patient went through an uncomplicated full-term pregnancy and straightforward delivery," says Dr. William Buckett, the MUHC physician who looked after the mother during the pregnancy. The parents, who requested anonymity, describ...

Researchers find promising cancer-fighting power of synthetic cell-signaling molecule

...gmols suppress the growth of human prostate tumors implanted in mice, which is a commonly used model to test new anti-cancer drugs. They were also effective in two other mouse models for colon cancer. "We do not know why Enigmols affect such a wide range of tumor cell types," Merrill said. "But it may be due ...

A little stress gives beneficial oomph! to immune system

... mice were removed from the tubes, the researchers implanted tiny sponges underneath the skin on the backs of all of the animals, including the mice in the non-stressed group. These disc-shaped sponges were about the size of a grain of rice. Sponges were removed from some of the mice six hours after implantat...

UCSD medical/bioengineering reseachers show titanium debris satobtage artificial joints

...um particles affected the bonding strength of pins implanted in rat thighs. The pins were shown to come out more easily when the titanium particles were present, with the smallest and largest particles causing the greatest weakening. The researchers demonstrated how different-sized titanium particles affected ...

It's electric: Cows show promise as powerplants

...ollected the fluid through a cannula, a surgically implanted tube that leads directly from the cow's hide into its rumen. The cow used in the study ate a normal diet. The researchers filled each of two sterilized glass chambers with strained rumen fluid to create the microbial fuel cell. Each chamber was abou...

Researchers grow stem cells from human skin

...cells were seeded onto three-dimensional molds and implanted in mice, they maintained features consistent with ... tissues consistent with bone, muscle and fat when implanted in animals; now we need to test their function long term," said Soker. Soker said the cells have po...

Scripps research scientists identify infertility molecule

...their bodies, and finally having the early embryos implanted directly into their wombs (the technique of in vit...embryos in the womb was altered, and the number of implanted embryos was reduced (mice have litters of pups, typically giving birth to eight or so offspring with...

New defibrillator signals doctor of patient's irregular heartbeat or device malfunction

... be done 24-hours-a-day, seven-days-a-week. Varma implanted the device into a Loyola patient on Friday, August 26, 2005. Loyola University Health System's heart program is ranked as the top program in Illinois, according to U.S. News & World Report's annual survey of more than 6,000 hospitals nationwide....

New complete muscle grown in the lab

...wn network of blood vessels in the laboratory, and implanted the new muscle in a living mouse. The accomplishme...ssue with its own blood supply. Instead, they have implanted the new tissue into the body and waited for the body itself to infiltrate the tissue with blood vess...

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