Sentences with phrase «which produce antibodies»

Cats and dogs in the home make the home healthier because of natural antigens which produce antibodies in our immune system.

APS (also known as astragalus polysaccharide) has been shown to activate the immune system by enhancing the transformation of T lymphocytes (a sub-type of white blood cells, crucial in the regulation of immune responses), as well as the activation of B lymphocytes (which produce antibodies that are used to attack invading bacteria, viruses, and toxins) and dendritic cells, which trigger immune reactions to toxins.

A high level of diversification occurs naturally in the B cells of the immune system, which produce antibodies.

B cells, which produce antibodies, can also cause autoimmunity.

Specialized immune cells are formed which produce antibodies against the milk proteins and so trigger a potentially much more dangerous allergic reaction.

Among the protagonists are B cells, which produce antibody molecules able to neutralize pathogens or mark them for destruction, and T cells, which prompt infected cells to kill themselves or secrete chemicals that direct the activities of other immune players.

Not exact matches

Later, the cause of Marvin's death was diagnosed as Lupus Erythemotosus, a disease in which antibodies, deadly to the body's own tissues, are produced.

** The immunological defense system of the soft mucosa, which may produce antibacterial and antiviral proteins such as lysozyme, also found in mothers milk, and plasma cells, which secrete immunoglobulin antibodies.

The headaches will normally start to happen a few months after the infection has occurred, because of the antibodies which were produced by the body to deal with the infection.

· Supplemented Immune System - Breast milk also transmits antibodies from the mother to the infant, which are especially vital during the first few months of life when the infant's immune system is immature and lacks the ability to produce its own antibodies.

The early milk produced, also known as Colostrum, is an important source of antibodies, which helps your baby to develop immunity power during the years of early growth.

This destroys any Rh positive blood cells which have been transferred to her from the baby, preventing her from producing antibodies that might harm future babies.

The vaccine allows your baby to produce antibodies, which help protect him from the illness.

Your body will start to produce colostrum, the protein and antibody rich pre-milk which will nourish your baby while your milk comes in, as you near your due date.

Secondly, it helps improve the immunogenicity of some vaccines, which is the body's ability to produce antibodies against the antigen for which the vaccine has been given.

Serological tests, which determine the antibodies produced by the infected person, are recommended for use after the eighth day.

This was then confirmed and validated using a detailed crystal structure of the antibody - virus protein complex obtained at NTU, which also provided insights into how the antibody engaged the virus to produce the desired effect.

That arm of the antibody had been engineered to grab and block a protein called Beta - secretase, or bace1, which helps produce the plaques implicated in Alzheimer's disease.

One problem, however, is that many people produce similar — called «cross-reactive» — antibodies in response to other bacteria not associated with Lyme disease, which causes confusing results and makes test accuracy more difficult.

Previous studies have shown that, in areas like Conde, where parasitic worms are endemic, individuals who produce the most worm - specific antibodies — in particular, an antibody called IgE, which triggers inflammation — tend to be the most resistant to worm infection.

Novavax says that during Phase IIa of seasonal flu vaccine testing, which began in May, it was able in the majority of people tested to surpass the FDA's requirements for producing enough antibodies to protect the body from the H3N2, H1N1 and B viruses — all of which were common enough a year ago to be used to develop flu vaccines for the 2008 to 2009 flu season.

At Stanford, a team led by neurobiologist Ben Barres discovered that synapses in the developing brain produce two other immune proteins, C1q and C3, associated elsewhere in the body with complement proteins, which work in concert with antibodies to destroy invading microbes.

The four children also had more of the types of species that are known to trigger gut inflammation, a possible prelude to type - 1 diabetes, in which the body's immune system mistakenly produces antibodies that attack and destroy the beta cells of the pancreas that normally make insulin.

Multiple myeloma is preceded by a blood disorder called monoclonal gammopathy of undetermined significance (MGUS) in which abnormal plasma cells produce many copies of an antibody protein.

Hookworm infections seem to provoke a mix of two different immune cells: type 1 T cells, which instruct other cells to directly attack pathogens, and type 2 T cells, which tell cells to produce antibodies.

This is because memory B cells, which remember antigens in the primary immune response, are induced and respond faster in the secondary exposure to bacteria or viruses and differentiate into antibody - producing cells.

There it passes on the fragments to other immune cells, which produce a distinctive fork - shaped antibody, known as immunoglobulin E, or IgE.

One of the 43 began producing a new protein, which the researchers took to be an antibody to the tumor antigen.

The problem, he explains, is that the strategy is different from vaccination, in which the body's immune system produces antibodies and remembers how to do so for years or even decades.

When they delivered this virus into the noses of mice and ferrets, the animals» epithelial cells produced the desired antibodies; they then «challenged» the animals with a range of dangerous influenza viruses that no single vaccine can outwit, including H5N1, which kills both birds and humans, and the H1N1 that caused the infamous 1918 pandemic.

In the study, researchers used the blood of seven people who survived Ebola Bundibugyo virus infection during the 2007 outbreak in Uganda to isolate a large number of B cells that produce antibodies, which are the small protein molecules capable of inactivating the virus.

Recently, the Lerner laboratory developed an advanced technique in which hundreds of millions of distinct antibodies are produced artificially within very large cultures of mammalian cells.

A separate set of trials in rabbits, which concluded in April, demonstrated that the doubled - up molecule provoked the animals» immune system to produce antibodies.

While most B cells have a low affinity for pathogens, which might effectively fend off a relatively mild virus, Tfh (with the stimulation of ICOS) allows the select few that produce highly specific and more strongly reactive antibodies to proliferate and outcompete their less specific brethren.

Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, called the new work a «significant advance,» noting in a statement that it «opens the way to producing [monoclonal antibodies] that potentially could be used diagnostically or therapeutically» for the flu as well as other infectious diseases such as hepatitis C and the human immunodeficiency virus (HIV), which can lead to full - blown AIDS.

They help develop immunity by imitating an infection, which causes the immune system to produce T - lymphocytes and antibodies.

The antibody originally produced in the mouse has to be adjusted to the species for which it is used.

In battling infections, the body's immune system produces both B cells, which make antibodies to neutralize the invading pathogen, and T cells which directly destroy the virus.

«There are two types of T cells — CD8 and CD4 — which battle invading pathogens,» explains lead author Pablo Penaloza - MacMaster, PhD, a postdoctoral fellow in the Barouch laboratory and Instructor of Medicine at HMS «The CD8 T cells take the lead in eliminating virally infected cells while the CD4 «helper» T cells function indirectly, serving to bolster the responses of both CD8 T cells and antibody - producing B cells.»

Barres is the co-founder of a biotechnology company, Annexon Biosciences, which has produced, and filed for a patent for, an inhibitory antibody to C1q.

When the immune system stumbles upon an unknown foreign invader for the first time, it often takes days before lashing out with full force — a time during which T cells start dividing and differentiating into specialized cells, such as antibody - producing B cells and killer T cells.

The antibody binds to immune cells called mast cells, which then triggers release of a cascade of chemicals that produce all kinds of inflammation and irritation.

Vaccines work by exposing the body to the disease - causing agent or a fragment of it, which primes the immune system to produce a flood of antibodies that stick to the infecting organism and block it from entering cells.

These so - called broadly neutralizing antibodies (bNAbs) do little to help the people who produce them, but their existence indicates that mutations have created an increasingly diverse population of the virus, which in turn has pushed the immune system to evolve a response that is both more potent and works against more variants.

Alpacas, which are members of the camelid family, produce an unusual type of antibody that is particularly useful in developing effective, inexpensive antitoxin agents.

They can be the biomolecules produced by cells, like antibodies, which are normally secreted by our immune system's B cells.

To examine the role of soluble antibodies in the accumulation of MDSCs, they included an additional model of CLL in which B cells can only produce membrane - bound antigen receptors but not soluble antibodies.

Th1 cells produce interferon - gamma, which plays an important role in anti-tumor immunity and in defending against intracellular pathogens, whereas Th2 cells generate IL - 4, IL - 5, and IL - 13, which protect against parasitic infections and help mediate antibody responses.

In most cases, the immune system produces antibodies, which are proteins that bind to the viral particles and prevent them from attaching to new cells.

Analyzing this woman's virus for their current study, the researchers found that it contained mutations in four amino acids in the envelope protein, two of which, when introduced into unrelated strains of HIV in the laboratory, rendered each virus sensitive to a number of antibodies produced in people infected with HIV, including those directed to more conserved regions.