Sentences with phrase «models of human diseases with»

The phenotyping department of PHENOMIN - ICS is advancing a technical platform for functional characterization of preclinical models of human diseases with respect to both genetic understanding of pathophysiological mechanisms and the assessment of drug therapies.

Not exact matches

These findings allowed researchers to create a chimera virus: a mouse virus with a human viral gene that can be used to test molecules that inhibit human LANA protein in an animal model of disease, treating not only human herpes virus infection but also its associated cancers.

With our human gut - on - a-chip, we can not only culture the normal gut microbiome for extended times, but we can also analyze contributions of pathogens, immune cells, and vascular and lymphatic endothelium, as well as model specific diseases to understand complex pathophysiological responses of the intestinal tract.»

Even the new studies clashed somewhat: Unlike the UCSF study, the German research found no major differences between the overall microbiomes of twins with and without MS. Finally, mouse models of MS are not perfect mimics of the human disease, and mouse immune systems aren't identical to people's.

«The study results elucidate the molecular mechanisms underlying disease progression in multiple sclerosis models, providing a basis for future clinical trials to determine safety and efficacy of these chemical agents in humans with demyelinating disorders,» says Patrizia Casaccia, MD, PhD, Professor of Neuroscience, Genetics and Genomic Sciences at Mount Sinai and senior author of the study.

«Computational models like this one might one day be able to predict the clinical course of a disease or injury, as well as make it possible to do less expensive testing of experimental drugs and interventions to see whether they are worth pursuing with human trials,» he said.

These techniques include: human tissue created by reprogramming cells from people with the relevant disease (dubbed «patient in a dish»); «body on a chip» devices, where human tissue samples on a silicon chip are linked by a circulating blood substitute; many computer modelling approaches, such as virtual organs, virtual patients and virtual clinical trials; and microdosing studies, where tiny doses of drugs given to volunteers allow scientists to study their metabolism in humans, safely and with unsurpassed accuracy.

«While it seems that genetics makes a substantial difference to the severity of the heart disease in our models, it does suggest that in humans we may be able to better diagnose heart valve disease in people with rheumatoid arthritis in the future.»

Desgrosellier said the team will follow up with mouse models containing tumor fragments from patients to better reflect the diversity of cell types present in human disease.

Most animal studies of the disease are conducted with laboratory mice that have been genetically engineered and bred to model ALS, but for this research, investigators used rats with ALS because they more accurately portray the disease's variable course in humans.

With that in mind, the Penn Vet team chose to examine two of their well - established canine models of RP, which recapitulate many features of the human diseases, each involving mutations in different genes.

But if homologous recombination could be worked out in human (embryonic) stem cells, then cardiomyocytes with mutations in ion channels could be derived, as well as a large number of other very useful disease models of other tissues.

The monkey model has its own limitations: Monkeys don't develop severe disease when infected with different serotypes of dengue virus, which clearly happens in humans.

Grima used two mouse models of Huntington's disease: one with a human version of the mutant Huntingtin protein and another with an aggressive form of the disease that contains only the first portion of the mouse Huntingtin protein.

Using a model of Parkinson's disease in which the toxin MPTP, made famous in book «The Case of the Frozen Addicts,» induces Parkinson's - like symptoms in humans and mice, Dr. Smeyne showed that mice infected with H1N1, even long after the initial infection, had more severe Parkinson's symptoms than those who had not been infected with the flu.

The phosphorylation of eIF2alpha, which decreases protein synthesis, was previously found at elevated levels in both humans diagnosed with Alzheimer's and in Alzheimer's Disease (AD) model mice.

It's now possible to not only model disease using the cells, but also to compare iPSCs from humans to those of our closest living relatives --- great apes, with which we share a majority of genes --- for insight into what molecular and cellular features make us human.

In recent years, researchers have found that both humans with Alzheimer's Disease and AD model mice have relatively high levels of eIF2alpha phosphorylation.

«We use zebrafish to study Alagille syndrome because these vertebrates allow us to use experimental approaches that aren't possible with other disease models,» says Duc Dong, Ph.D., assistant professor in the Human Genetics Program at SBP and senior author of the paper.

Having shared the environment with humans ever since its appearance, the dog has been exposed to similar pathogens, and therefore represents an important model system for the study of human diseases.

-- 90 percent of genes associated with disease are identical in the human and the mouse, supporting the use of mice as model organisms.

The only way to do that, he reasoned, was to go beyond individual experiments with behaviors, diseases and brain anatomy and instead model the circuitry of the entire human brain.

The researchers» strategy — generating disease - specific nerve cells, identifying a causative gene for developmental defects, validating the gene - specific defect in animal models, and then investigating interactions with other genes both in animal models and in humans — represents a promising new approach for understanding the mechanisms underlying some of the most intractable psychiatric illnesses.

The similarity of the mouse and human genetic make - up means that genes associated with disease in humans can be studied and further investigated in mouse models.

Investigating mouse models for biological for research The congress aims to promote the International Mouse Phenotyping Consortium (IMPC) mouse lines, importance of mouse phenotyping & clinical and drug discovery collaboration, to present progresses performed by IMPC with regards CRISPR editing genome, rare diseases, microbiota and ageing pipeline, as well as illustration of examples of scientific projects about «Animal models for human diseases» and recent developments in mouse models phenotyping imaging.

«What we've shown in the monkey model matches a lot of what people have observed in epidemiological studies of humans,» says Emma Mohr, a pediatric infectious disease fellow at UW — Madison and first author on the study with Matthew Aliota and Dawn Dudley, research scientists in UW — Madison's schools of Veterinary Medicine and Medicine and Public Health, respectively.

The Center, which collaborates with CiRA, is creating human, iPS - based disease models needed to accelerate drug development for a host of devastating for cardiovascular, viral and neurological illnesses.

FOA encourages research grant applications from institutions / organizations that propose to develop, characterize or improve animal models for human disease or to improve diagnosis and control of diseases that might interfere with animal use for biomedical research purposes.

Molecular mechanism underlying diseases (conformational diseases, cystic kidney disorders, neuromuscular diseases, inflammation, iron - related diseases, disorders of human reproduction, osteoporosis and bone diseases) are being investigated by many groups with robust animal and cellular models and patients» biological samples.

NYSCF partners with a broad range of institutions, foundations, centers and companies in a variety of ways ranging from the creation of fundamental research resources such as iPSC lines for a disease area to developing human disease models in vitro to enable drug discovery and toxicity testing.

With the reference cell census data in hand, the research team is excited to conduct additional studies, including ones involving models or human patients with gastrointestinal conditions — Crohn's disease, ulcerative colitis, gastrointestinal cancers, forms of food allergy, etc. — aimed at identifying changes in gene expression and epithelial structure and function that could reveal new insights and opportunities for therapeutic developmWith the reference cell census data in hand, the research team is excited to conduct additional studies, including ones involving models or human patients with gastrointestinal conditions — Crohn's disease, ulcerative colitis, gastrointestinal cancers, forms of food allergy, etc. — aimed at identifying changes in gene expression and epithelial structure and function that could reveal new insights and opportunities for therapeutic developmwith gastrointestinal conditions — Crohn's disease, ulcerative colitis, gastrointestinal cancers, forms of food allergy, etc. — aimed at identifying changes in gene expression and epithelial structure and function that could reveal new insights and opportunities for therapeutic development.

Jason Heaney, Baylor College of Medicine - Modelling human disease variants in murine ortholog (s) with CRISPR / Cas9

The authors say their next step will be to introduce gut bacteria from IBD patients into the mouse model with the goal of identifying pathobiont species that drive human disease.

In recent years, researchers have developed so - called «senolytic» drugs that wipe out senescent cells in aging mice and mouse models of age - related disease, exploiting the high dependence of these cells on specific biochemical survival pathways.9, 10 In these studies, senolytic drugs have restored exercise capacity9 and formation of new blood and immune precursor cells11 in aging mice to near youthful norms, and prevented or treated mouse models of diseases of aging like osteoarthritis, 12 fibrotic lung disease, 13 hair loss, 14 atherosclerosis, 15,16 and age - related diseases of the heart itself.9 UNITY Biotechnology is leading a growing charge toward the clinic, with human clinical trials expected to begin in 2019.

Telomere length predicts both cellular health and disease in rodent models and humans.8 Shorter telomeres predict onset of cardiometabolic diseases of aging.9 Chronic stress is associated with higher inflammation, shorter telomeres, and lower activity levels of telomerase, the cellular enzyme that elongates telomeric DNA.10, 11 Levels of amyloid beta (Aβ) proteins circulating in the blood appear to be stress - related in rodent models12 and may be affected by stress reduction, and greater Aβ42 / Aβ40 ratios are associated with lower risk of dementia.13

His lab develops isogenic human pluripotent stem cells and transgenic animals to model disease, with the goal of delineating novel approaches to influence outcomes for Huntington disease (HD) and Fragile X Syndrome (FXS), the most common genetic causes of dementia and intellectual disability, respectively.

Each month through partnerships with researchers around the world, the MMRRC enhances critical research with a continuously expanding catalog of mouse models of human disease.

Using genetic and epigenetic analyses coupled with powerful perturbation technologies to test gene functions in human cells and mouse models, we hope to identify the critical drivers of this disease and the basis for therapeutic responses.

For such study, we have used the McGill - R - Thy1 - APP transgenic rat, which is unique compared to other rodent models in that the AD - like phenotype has been achieved with a single genomic insertion of a mutated human APP transgene; minimizing off - target genetic corruption and therefore being closer to the human disease [32].

Moreover, PHENONIM - ICS is involved in European projects presenting a strong impact on human health: Interreg CARDIOGENE (Genetic mechanisms of cardiovascular diseases), GENCODYS (Genetic and epigenetic networks involved in cognitive dysfunctions), AgedBrainSYSBIO (Basic studies of brain aging), as well as projects in partnership with industry: MAGenTA (an Industrial Strategic Innovation project supported by Bpifrance about the treatment of major urogenital diseases) and CanPathPro (H2020 program), to develop a predictive modeling platform of signaling pathways involved in cancers.

The congress aims to promote the International Mouse Phenotyping Consortium (IMPC) mouse lines, importance of mouse phenotyping & clinical and drug discovery collaboration, to present progresses performed by IMPC with regards CRISPR editing genome, rare diseases, microbiota and ageing pipeline, as well as illustration of examples of scientific projects about «Animal models for human diseases» and recent developments in mouse models phenotyping imaging.

To build upon the encouraging early discoveries, Helmsley renewed and expanded its Crohn's funding for the Institute in 2013 to begin new work with three major aims: 1) continue studies of individual genes to determine how genetic differences between Crohn's patients and healthy individuals contribute to the disease; 2) evaluate promising small molecules in disease - relevant studies and prioritize insights from genetics to help develop novel therapeutics; and 3) begin basic experimentation in animal models with Crohn's disease to provide the data necessary to begin testing new therapies in humans.

Working with Dr. Weiskopf, we established a model of human dengue disease using HLA transgenic mouse strains, and characterized human dengue - specific CD8 + and CD4 + T - cell responses in natural infection as well as following vaccination.

We therefore suggest that the presence of the mutated transgenes (AβPP and PS1), which are per se the basis for the genetic form of Alzheimer's disease in humans, directly interferes with gut function as shown here for the disease model mice.

With all stages of clinical Lyme disease having previously been described in nonhuman primates, this animal model was selected in order to most closely mimic human infection and response to treatment.

The relative specificity of this cognitive deficit points to an issue of cognitive inflexibility in the BAC model, which would be consistent with deficits characteristic of Huntington's Disease in humans.

«The development of a functional human kidney glomerulus chip opens up an entirely new experimental path to investigate kidney biology, carry out highly personalized modeling of kidney diseases and drug toxicities, and the stem cell - derived kidney podocytes we developed could even offer a new injectable cell therapy approach for regenerative medicine in patients with life - threatening glomerulopathies in the future,» said Ingber.

These mouse models are useful tools to improve our understanding of the biological significance and functional relevance of these polymorphisms in human disease, particularly when validated with controlled exposures and environmental challenges.

The mouse makes an excellent model for human disease because the organization of their DNA and their gene expression is similar to humans, with ninety - eight percent of human genes having a comparable gene in the mouse.

SAN FRANCISCO, CA — June 28, 2012 — Scientists at the Gladstone Institutes and an international team of researchers have generated a human model of Huntington's disease — directly from the skin cells of patients with the disease.