After intracerebral injection of the recombinant prion, wild -
type mice developed neurological signs in ~ 130 days and reached the terminal stage of disease in ~ 150 days.
Not exact matches
Scientists at Duke Health who
developed the new model also discovered that targeting a brain receptor in
mice with this
type of autism could ease repetitive behaviors and improve learning in some animals.
By combining each
mouse's genome, phenome, proteome and metabolome, the scientists were able to identify a particular gene, located on their chromosome 2, and whose presence plays an important role in the development of
type 2 diabetes «The
mice with a high - fat diet are more or less likely to
develop diabetes depending on whether this gene is active or not,» said Evan Williams, LISP PhD student and the article's co-first author.
Hoping to
develop a more potent approach, medical oncologist Ron Levy of Stanford University in Palo Alto, California, and colleagues used
mice to test the cancer - fighting capabilities of some 20 molecules, including several
types of antibodies that activate immune cells.
At about 24 weeks, however, seventy percent of them
developed spontaneous colitis, while none of the wild -
type mice did.
Coussens and her U.C.S.F. colleagues Douglas Hanahan and Zena Werb reported in 1999 that
mice engineered with activated cancer genes but without mast cells (another
type of innate immune cell)
developed premalignant tissue that did not progress to full malignancy.
Researchers
developed a new
type of cell transplantation to treat
mice mimicking a rare lung disease that one day could be used to treat this and other human lung diseases caused by dysfunctional immune cells.
Knocking out a particular gene in muscle lets
mice run twice as far as normal; knocking out the same gene in fat cells allows the animals to put on weight without
developing type - 2 diabetes.
When the scientists blocked Treg cells from accumulating in the fat by targeting a molecule that the immune cells require,
mice no longer
developed type 4 diabetes in old age.
In the new study, the researchers found that the offspring of pregnant
mice that consumed a high - fat diet
developed liver fibrosis, a
type of tissue scarring that is a sign that more serious disease will
develop.
The researchers found that Zika targeted two specific cell
types in
mice: spermatogonia, which make sperm, and Sertoli cells, which are involved in helping sperm
develop and sheltering them from the blood and immune system, building what's called the blood - testis barrier.
The wild -
type mice didn't
develop colitis, but showed low - grade inflammation in their intestines and several features of metabolic syndrome: slight weight gain, increased body fat and food intake, and higher blood sugar levels, which indicate poor glucose regulation associated with diabetes.
Additionally, when the same
type of
mice on the same diet for 45 weeks, at which point they would have already
developed HCC, showed no signs of HCC after treatment with AIM, indicating that cancerous cells were being destroyed.
When the deformed pancreas proteins were injected into
mice without
type 2 diabetes, the animals
developed symptoms of the disease, including overly high blood sugar levels, the researchers report online August 1 in the Journal of Experimental Medicine.
The
mouse version of the IAPP protein can not clump — and
mice don't
develop type 2 diabetes, a sign that the accumulation of IAPP is important in the development of the disease, says Soto.
Haruko Obokata of the RIKEN Center for Developmental Biology (CDB) in Kobe, Japan, and colleagues at other Japanese institutions and at Harvard Medical School in Boston reported that simply subjecting blood cells from newborn
mice to a moderately acidic environment for 25 minutes and then tweaking culture conditions could generate pluripotent stem cells capable of
developing into nearly all of a body's cell
types.
The researchers
developed mice that did not have SOD1 in their muscles, though it was still present in other
types of cells.
Acute alcohol - treated FOXO3 - deficient
mice developed more severe liver injury than that of wild -
type mice, and this was attributed to decreased expression of autophagy - related genes.
While
mice that received ISO - 1 remained healthy, the control group
developed high blood sugar — a key marker for
Type 1 diabetes.
To determine whether treatment with Osteolectin could reverse bone loss after the onset of osteoporosis, the CRI research team used
mice that had their ovaries removed to model the
type of osteoporosis that
develops in postmenopausal women.
The lab
mice in the study that had
Type I diabetes demonstrated an impressive level of control over their blood sugar for more than two days following the injection of the newly
developed insulin / glucosamine compound.
Mice have two
types of BAT: constitutive BAT (cBAT), which
develops before birth; and recruitable BAT (rBAT), which is found in WAT and skeletal muscle.
Their research, the scientists suggest, indicates that the adult
mouse pituitary includes two similar — but not identical —
types of hormone - producing cells: some that grew in the
developing embryo, and some that appeared later.
In this image, a novel
type of human stem cell is shown in green integrating and
developing into the surrounding cells of a nonviable
mouse embryo.
In contrast, irradiated p21 - deficient
mice survived longer than irradiated wild -
type mice, and only one - third (32 %) of them
developed tumors (Table 3 ⇓; Fig. 3 ⇓).
We have also examined the constitutive levels of apoptosis in the thymic lymphomas
developed in p21 - null
mice and in wild -
type mice after irradiation (Fig. 4) ⇓.
Interestingly, p21 - deficient
mice did not
develop T - cell lymphomas, which is one of the most common tumor
types in p53 - null
mice (36, 37, 38).
Scientist Shomyseh Sanjabi, PhD, joined the Gladstone Institutes 7 years ago, and she brought with her a special
type of
mice that
develop inflammatory bowel disease (IBD).
To circumvent this delay, scientists inject cattle tissue into «wild -
type,» or normal,
mice to see if they
develop the disease.
It is interesting to note that p21 - deficient
mice did not
develop T - cell lymphomas, which is one of the most common tumor
types in p53 - null and p19ARF - null
mice (36, 37, 38, 42, 43).
Using her
mouse model, Stromnes watched as pancreatic tumors
developed and noticed that one
type of regulatory immune cell stood out.
They found that when an MS - like disease was induced in
mice genetically engineered to be deficient in Tob1, the
mice had significantly earlier onset compared with wild -
type mice, and
developed a more aggressive form of the disease.
Interestingly, when parental d42m1 sarcoma cells were transplanted into wild -
type mice, around 20 % of recipients
developed «escape» tumors which evaded immune destruction and progressed (escape clones).
In an apparent world first, Japanese researchers have succeeded in producing intestine from induced pluripotent stem (iPS) cells in
mice, which can
develop into various
types of cells in the body.
SAN FRANCISCO, CA — Scientist Shomyseh Sanjabi, PhD, joined the Gladstone Institutes seven years ago, and she brought with her a special
type of
mice that
develop inflammatory bowel disease (IBD).
Given that there are millions of cells in a typical skin biopsy (researchers used skin from either the end of the tail or from the ear of the
mouse), that translates into thousands of stem cells, each one capable of
developing into any cell
type of the body.
To define the relationship between neuropeptide signaling and aging, we are
developing novel approaches for cell -
type - specific analysis of neuropeptide signaling in the worm and the
mouse.
We also have
developed methods to visual cell
type - specific de novo translation ex vivo in brain slices and in vivo in
mice.
They were then transplanted into
mice where they
developed further into insulin - producing cells, curing the
mice of
type 1 diabetes.
For her dissertation, Prerana
developed several bacTRAP transgenic
mouse lines to characterize molecularly distinct cortical pyramidal cell
types, and focused on layer 2/3 pyramidal cell population in the prefrontal cortex that moderate stress induced depression related behavior.
When transplanted into
mice, the neural stem cells spontaneously
developed into the three basic
types of brain cells: neurons, oligodendrocytes, and astrocytes.
Wild
type mice, such as the C57BL / 6
mouse, are relatively resistant to atherosclerosis, but have the capacity to
develop mild atherosclerosis under certain conditions.
LaFerla, Mathew Blurton - Jones and Tritia Yamasaki performed their experiments using a new
type of genetically engineered
mouse that
develops brain lesions in areas designated by the scientists.
-- NOD
mice develop type 1 diabetes.
If the energy boost, delicious taste, and link to a longer life aren't enough for you, consider this: A new study conducted on
mice found that substances in coffee can help reduce your risk of
developing Type 2 diabetes.
The researchers did experiments with a
type of lab
mouse that easily puts on weight and
develops diabetes [TSOD].
The
mice given the Nobiletin flavonoid avoided these issues, while those that did not became obese,
developed type 2 diabetes, and had atherosclerosis and fatty liver issues.
Duke University Medical Center researchers led by Kyle Allen found that collagen deficient
mice prematurely
developed common and chronic musculoskeletal disorders while the wild -
type mice did not.