There are a variety of mechanisms
of immune resistance that operate in the tumor.
Not exact matches
AIDS: Acquired
immune deficiency syndrome, a disease in which there is a severe loss
of the body's cellular immunity, greatly lowering the
resistance to infection and malignancy.
Though it might seem a good idea to keep babies away from the harmful environment, it is wrong because it inhibits their ability to develop their own natural
resistance and
immune thus increasing their tendency
of catching allergies and rendering antibacterial treatments less effective when they fall ill.
A study found that as many as 80 percent
of the bugs are
immune to insecticides in over-the-counter shampoos, and
resistance will only increase.
«While
immune checkpoint blockade therapy is effective in many cancers, it has been less successful for this particular form
of prostate cancer, which has motivated a search for targeted therapies that overcome this
resistance.»
«We believe that some
of the classes
of contaminants that are now in the environment, such as these endocrine disruptors coming out
of sewage treatment plants, are having an impact on the
immune function in fish and altering disease
resistance,» Winton says.
Researchers targeting colorectal cancer stem cells — the root cause
of disease,
resistance to treatment and relapse — have discovered a mechanism to mimic a virus and potentially trigger an
immune response to fight the cancer like an infection.
Increasing cell wall - associated GAG in A. nidulans enhanced
resistance to NETs and increased the virulence
of this species to the same level as A. fumigatus in
immune - compromised mice with intact NET formation.
The findings
of these trials improve our general knowledge
of the
immune system
of plants, and in particular
of fungal disease
resistance of wheat.
Many people develop an
immune resistance to these infused factors, but relief may be on the way in the form
of anti-inhibitory pills made from plants.
In the iron - poor environment
of the human body, where the iron concentration is about one atom per 1.6 liters
of blood, initially susceptible P. aeruginosa might find it difficult to develop
resistance to pyocin and resistant P. aeruginosa might grow so slowly the
immune system would be able to clear them, Inglis said.
Researchers have long tied type 2 diabetes to chronic inflammation, caused by a ramping - up
of immune system activity that ultimately damages insulin receptor signalling and leads to insulin
resistance.
Epidemiologists worry that the combination
of HIV - burdened
immune systems and total drug
resistance could put TB on the fast track to causing an uncontrollable epidemic.
The
immune activation from the CAR cells was also met with
resistance mechanisms, including an upregulation
of immunosuppressive pathways which may work against the patient and for the tumor, the researchers found.
They say more research is needed to understand whether this level
of virus suppression would be enough to halt disease transmission, and they are working on other experiments to see if they can produce antiviral factors in the gut, which could assist in inducing a stronger
immune response and possibly confer
resistance to the other viruses.
And while new therapies have been effective in releasing the
immune system's restraints to unleash the body's own cancer - fighting powers, they only work in about half
of melanoma patients and often lose their potency as the cancer develops
resistance.
Results
of an initial study
of tumors from patients with lung cancer or head and neck cancer suggest that the widespread acquired
resistance to immunotherapy drugs known as checkpoint inhibitors may be due to the elimination
of certain genetic mutations needed to enable the
immune system to recognize and attack malignant cells.
«Cancers evade immunotherapy by «discarding the evidence»
of tumor - specific mutations: Discovery could explain widespread acquired
resistance among patients treated with
immune checkpoint blockade drugs.»
Groundbreaking findings, published online in the journal journal Cancer Cell, show that
resistance to many types
of antibody drugs can be overcome by preventing cancer cells from «hiding» from
immune cells.
Resistance to treatment can originate from many sources — the
immune system, the complex landscape
of a tumor, or a patient's own genes.
They also stressed that IL - 6's role in inflammation «extends well beyond the
immune system and the kidney, with high levels
of expression in atherosclerotic plaques and elevated serum levels being associated with increased coronary artery disease and morbidity from hypertension, left ventricular hypertrophy, and development
of insulin
resistance.»
The idea to check the role
of the bacterium associated with innate
immune signaling in chemotherapy
resistance was linked to earlier work done by this researcher team.
In contrast, in mice with normal
immune systems, emulsifiers induced low - grade or mild intestinal inflammation and metabolic syndrome, characterized by increased levels
of food consumption, obesity, hyperglycemia and insulin
resistance.
«We have previously demonstrated the role
of MDSCs as important mediators
of resistance to
immune therapy approaches.
«Natural killer cells help to drive inflammation, insulin
resistance: Study in mouse models
of diabetes identifies key
immune mechanisms in abdominal fat.»
Researchers at Joslin Diabetes Center now have pinpointed a major inflammatory role for «natural killer» (NK)
immune cells in abdominal fat — a type
of tissue strongly implicated in insulin
resistance.
Although reducing the levels
of these cells could be problematic due to their role in handling infections, he explains that the
immune system generally works quite differently for the regulation
of insulin
resistance in obesity than it does for combating infections.
Lee and his colleagues believe that NK cells help to regulate insulin
resistance by releasing signaling proteins that affect the behavior
of macrophages, another kind
of immune cells.
Rather, he holds that weight accelerates the action
of two other variables: some children's genetic tendency to develop insulin
resistance in response to increased weight and some children's genetic tendency to have a highly reactive
immune system.
Pre-print: Isolation
of a natural DNA virus
of Drosophila melanogaster, and characterisation
of host
resistance and
immune responses — William H Palmer — bioRxiv
Regulation
of growth, intestinal microbiota, non-specific
immune response and disease
resistance of sea cucumber Apostichopus japonicus (Selenka) in biofloc systems — Jinghua Chen — Fish & Shellfish Immunology
«We're very interested in following up by finding more direct proof that if you block the recruitment
of immune cells to tumors, you can reverse this phenomenon in these animals with endothelial cell insulin
resistance,» Rask - Madsen says.
CRISPR - Cas is a molecular
immune system that confers
resistance to foreign genetic elements, and provides a form
of acquired immunity.
Our PDX models and other next - generation cancer modeling platforms allow you to address critical questions in oncology research, such as unexplained drug
resistance, drug efficacy, genomic heterogeneity in solid tumor, and the role
of the
immune system in drug response.
The JCVI GCID aims to study pathogens and the genetic determinants
of their virulence, drug -
resistance,
immune evasion and interactions with the host, and host microbiome to advance research in pathogenicity, drug -
resistance, disease transmission and vaccine development.
Aleksandra Walczak: «Diversity and selection in the
immune system» Ville Mustonen: «Methods to study and combat the evolution
of drug
resistance» Peter Arndt: «Modelling neutral evolution
of DNA»...
Scientists from the Sundrud lab have identified a normally small subset
of immune cells that may play a major role in the development
of Crohn's disease as well as steroid
resistance associated with the disease.
Anna Huttenlocher, University
of Wisconsin, USA Neutrophils in the Tumor Microenvironment Neutrophils, Wounds, and Cancer Progression Stefan Kaufmann, Max Planck Institute, Germany Pathology and
immune reactivity: understanding multidimensionality in pulmonary tuberculosis Constitutive BAK activation as a determinant
of drug sensitivity in malignant lymphohematopoietic cells Kathryn Moore, New York University, USA MicroRNA -33-dependent regulation
of macrophage metabolism directs
immune cell polarization in atherosclerosis Lalita Ramakrishnan, University
of Cambridge, UK Myeloid Growth Factors Promote
Resistance to Mycobacterial Infection by Curtailing Granuloma Necrosis through Macrophage Replenishment Beth Stevens, Harvard University, USA Microglia: Dynamic Mediators
of Synapse Development and Plasticity Do glia drive synaptic and cognitive impairment in disease?
The awards span the broad mission
of the NIH and include groundbreaking research, such as engineering
immune cells producing drugs at the site
of diseased tissue; developing a sensor to rapidly detect antibiotic
resistance of a bacterial infection; understanding how certain parasites evade host detection by continually changing their surface proteins; and developing implants that run off the electricity generated from the motion
of a beating the heart.
Also, you won't find the phenomenon
of resistance with
immune - based therapies.
These genes typically encode
immune receptors that recognize specific protein components
of the fungal pathogen to trigger
resistance.
Scientists have harnessed this natural ability in order to create vaccines, which use dead or weaker strains
of viruses to prime the
immune system and stimulate long - term
resistance without causing the actual infection.
With their deep expertise in the biology
of senescent cells, the Campisi lab will be focused on fundamental research into questions like how senescent cells vary in their susceptibility and
resistance to
immune clearance (depending on factors like their tissues
of residence or the pathway that led them into senescence); the targets and mechanisms used by NK cells to clear senescent cells; and why subsets
of senescent cells might persist when their similarly - situated neighbors are cleared out (and what might allow us to overcome that
resistance).
She is registred to the National Order
of Biologists in the province
of Palermo; collaboration in research project from 2012 to 2015 at the Department
of Biopathology and Biotechnology, University
of Palermo, focusing the study on the identification
of molecules capable to modulate intracellular metabolic pathways for the prevention and treatment
of infectious, tumor and degenerative disease, in collaboration with Prof. Angela Santoni, University
of Rome; collaboration in research project in 2011 at the hospital «Villa Sofia Cervello»
of Palermo to study methods can cure the genetic defect that causes thalassemia through genetic engineering; she studies different mechanisms
of the differentiation and the activation
of human gammadelta T cells as effector cells
of the
immune response against cancer and infectious diseases; she investigates about the identification and development
of biomarkers
of resistance and susceptibility to Mycobacterium tuberculosis infection; Valentina Orlando has published 13 papers in peer reviewed journals and 3 comunications at national and international congress.
While investigating the side effects
of antibiotics and how bacteria can develop
resistance to them, researchers from MIT and Harvard have found that the drugs can actually work against the body, weakening the
immune system's ability to fight off the bugs.
The focus is on molecular microbiology and virology, and includes topics such as genomics, the gamut
of plant and animal host - pathogen interactions, host
immune responses, characterization and evolution
of virulence determinants, cell cycle and differentiation, symbiosis in plant and animal associations, environmental microbiology, biodiversity and evolution, population dynamics, sex and mutagenesis, antibiotic
resistance and production, drug and vaccine targets, as well as aspects
of prion diseases and
of fungal and protozoan biology.
Another really important one is TNF alpha, which actually itself can induce insulin
resistance, and it's involved in regulating
immune function as well, so as well as a number
of others, but today we'll focus on the leptin itself.
Recent studies have reported that GLP - 1 improves the function
of renal endothelial cells (which regulate blood clotting,
immune response and blood vessel activity, among other critical functions, and are impaired by insulin
resistance) and can prevent some renal pathologies in diabetic rodents.
11/6/2007 UCSD Researchers Discover Inflammation, Not Obesity, Cause
of Insulin
Resistance Findings may have important potential for new drug discoveries in fight against Type 2 diabetes Researchers at the University
of California, San Diego (UCSD) School
of Medicine have discovered that inflammation provoked by
immune cells called macrop... More...
Led by Christiana Davis, MD, (in collaboration with Dr. Peter Gabriel, Chief Oncology Informatics Officer and Abigail Doucette, MPH, Research Registry Program Manager), the Thoracic TCE has established project - based databases to track the demographics and response status
of patients to
immune - oncology treatments, as well as acquired
resistance to standard therapies and novel targeted immunotherapies.