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Invaders in Medical News

21st Century Obesity Pandemic Still Suffering From Effects of Tuberculosis Plague of the 1800s

... is more active than necessary for defense. And in the absence of microbial invaders (like tuberculosis), the body is using up resources (by arming itself for d...e savings to prevent starvation and calorie expenditures to fight microbial invaders was upset by the tuberculosis pandemic during the 18th and 19th centuries. ...

Penn study demonstrates new way to boost immune memory

... PHILADELPHIA - After a vaccination or an infection, the human immune system remembers to keep protecting against invaders it has already encountered, with the aid of specialized B-cells and T-cells. Immunological memory has long been the subject of intense study, but the ...

Study reveals current multi-component vaccines may need reworking

...nizing molecules as part one's self versus foreign invaders is the responsibility of the immune system. The ad... their lifecycle in the space between cells. Those invaders must be addressed by antibodies, which directly gl...n which it decides which pieces of disease-causing invaders activate a full T cell response because it may mak...

AAI honors Chen Dong for breakthrough T lymphocyte research

...ells that secrete signaling molecules called cytokines to launch an appropriate immune response. Th1 mediates the immune response against microbial invaders such as viruses and bacteria, Dong said. Th2 coordinates attacks on large parasites that don't penetrate cells. Evidence erodes conventional wisdom...

By shutting down inflammation, agent reverses damage from spinal cord injury in preclinical studies

...ells in the brain known as microglia, which sense pathogens or damage in the spinal cord and brain. They helpfully foster the destruction of microbial invaders and clean up biological detritus that occurs after an injury, but researchers say they have a dark side as well they can worsen the damage by releasi...

TV crime drama compound highlights immune cells' misdeeds

...matory process. When activated, cells known as phagocytes use MPO to make the bleach in pockets. They seek out and swallow invaders, and then push the invaders into these bleach-filled pockets to kill them. In television dramas like CSI, detectives spray a mixture of hydrogen peroxide and luminol onto crim...

Seaweed and fireflies brew may guide stem cell treatment for peripheral artery disease

...tissue. This is critical, Kraitchman says, because the body's own immune defenses may recognize the potentially helpful donor stem cells as foreign invaders and try to destroy them, and also because traditional radioactive labeling agents, or tracers, which are normally used to track cells, can be toxic to...

New test may help to ensure that dengue vaccines do no harm

...ast variety of antibodies, each with a unique "business end" shaped to recognize one specific viral protein, which enables the system to react to most invaders encountered. Ideally, an infected patient produces a large amount of the type of antibody that binds most strongly to the virus and that covers the gr...

UCSF Finds Potential New Antibody Treatment for Autoimmune Diseases

...ies from a woman's immune system that prevent infection-fighting T cells from moving through her blood stream and entering her body's organs to attack invaders such as bacteria or viruses. Findings appear in the current online edition of "The FASEB Journal," the official journal of the Federation of...

Lung cancer cells activate inflammation to induce metastasis

...environment that supports the growth of metastases. Focusing on macrophages, white blood cells that are key players in the immune response to foreign invaders as well as in cancer growth and progression, they screened for factors produced by metastatic cancer cells in mice that could stimulate the activity o...
Invaders in Medical Dictionary

Tapeworm

... is acquired by eating raw or undercooked meat of infected animals. ... Tapeworm and Ascaris Parasite cleanse, make sure you are free of these invaders ... The life cycle of the Tapeworm Echinococcus granulosus includes dogs (and other ... Tapeworm infection of the intestine occurs when pe...
Invaders in Biological News

Ant invaders eat the natives, then move down the food chain

The Argentine ant, Linepithema humile, is one of the most successful invasive species in the world, having colonized parts of five continents in addition to its native range in South America. A new study sheds light on the secrets of its success. The findings, from researchers at the University...

Food security for leaf-cutting ants: Workers and their fungus garden reject endophyte invaders

New diseases directly affect human survival and food security, especially as population density climbs. Leaf-cutting ants, one of a few groups of social insects to cultivate crops, have harvested plant material to fertilize their underground fungal gardens for ~50 million years. New results from t...

U-M 'ballast-free ship' could cut costs while blocking aquatic invaders

ANN ARBOR, Mich.---University of Michigan researchers are investigating a radical new design for cargo ships that would eliminate ballast tanks, the water-filled compartments that enable non-native creatures to sneak into the Great Lakes from overseas. At least 185 non-native aquatic species ha...

Bursts of waves drive immune system 'soldiers' toward invaders

Scientists have discovered that torrents of microscopic waves propel white blood cells toward invading microbes. The discovery - recorded on videotape -- holds the potential for better understanding and treatment of cancer and heart disease. Visible only under a very high-resolution light micro...

Ships bring alien jellyfish invaders to our shores

Marine environments around the world are being threatened by exotic species of the moon jellyfish being dispersed by international shipping, according to new research. Using genetic data and computer simulations of ocean currents and water temperatures, researchers from the University of New Sout...

Finding hidden invaders in a Hawaiian rain forest

By applying novel measurement techniques from a high-altitude aircraft, scientists detected two species of invading plants that are changing the ecology of rain forest near the Kilauea Volcano in the Hawaii Volcanoes National Park. Lead author, Dr. Gregory Asner of the Carnegie Institution's Depart...

Symposia selected for Entomological Society of America meeting

...utionary Arms Race of Resistance in Herbivores to Novel Chemistries: Lessons from Native and Agricultural Systems Mite Invasions: Learning from the invaders The Quiet Revolution: Facilitating International, Holistic, Service Learning on Toxicologic, Physiologic Issues Structural, Veterinary, and ...

Lice can be nice to us

...y health problems in modern humans are caused by over-active immune responses. The immune system should be able to tell the difference between foreign invaders and its own body cells. But sometimes it can mistake self proteins for non self proteins triggering an attack on its own body and causing an autoimmun...

Will Europe at last unite to combat thousands of alien invaders?

...rs have been breached by thousands of plants and animal species from other parts of the world: from the American mink to the New Zealand flatworm. The invaders feed on, hybridise with, parasitise and out-compete native species. They also introduce diseases, alter the balance within ecosystems, modify landscap...

West Nile virus studies show how star-shaped brain cells cope with infection

... star-shaped cells and makes the disease difficult to treat .We can use this new understanding of astrocytes not only to devise treatments for viral invaders from abroad, but also from deadly viruses closer to home. ...
Invaders in Biological Technology

Honey bee invaders exploit the genetic resources of their predecessors

Like any species that aspires to rule the world, the honey bee, Apis mellifera, invades new territories in repeated assaults. A new study demonstrates that when these honey bees arrive in a place that has already been invaded, the newcomers benefit from the genetic endowment of their predecessors....

Montana State University lab gives early warnings about biological invaders

BOZEMAN, Mont. -- Montanans don't think a lot about "Homeland Security," but one Montana State University unit that serves both ag producers and home gardeners also serves to keep us safe from other biological invaders. The Schutter Diagnostic Lab on the Bozeman campus recently received a five-...

Protein-printing technique gives snapshots of immune system defense

...ttack. The white blood cells called B cells can offer billions of combinations of antibodies that bind to bacteria, viruses or toxins, flagging the invaders for destruction. "There are no two cells with the exact same signature," notes Hidde Ploegh. And neither is there much information about what comb...

Nanoemulsion vaccines show increasing promise

...says. In antibody immunity, antibodies bind invading microbes as they circulate through the body. In cellular immunity, the immune system attacks invaders inside infected cells. There is growing interest in vaccines that induce mucosal immunity, in which the immune system stops and kills the invader in m...

Scientists discover how cancer may take hold

...lls also depend on it for their immune response after invading cells have been recognized. If they dont get enough tryptophan, the T-cells die and the invaders remain undetected. The scientists looked at the chemical transformations that tryptophan undergoes as it is processed in live human cancer cells. W...

Taming the anthrax threat

...ef window of vulnerability when the bacteria transform from dormant spores into active, growing organisms. That chance exists for a few hours when the invaders are inside immune cells in the lung and then pass from the lungs to the lymph nodes. Once the bacteria reach the bloodstream, they become unrecogn...

Taming the anthrax threat

...ef window of vulnerability when the bacteria transform from dormant spores into active, growing organisms. That chance exists for a few hours when the invaders are inside immune cells in the lung and then pass from the lungs to the lymph nodes. Once the bacteria reach the bloodstream, they become unrecogn...

Third Wave strikes deal with Kaiser Permanente on cystic fibrosis reagents

...MADISON - Third Wave Technologies has announced the launch of its Invader cystic fibrosis genotyping analyte-specific reagents. In conjunction with invaders premiere, the company announced a new partnership with Kaiser Permanente , the largest non-profit health plan in the United States, to supply the new...
Invaders in Biological Dictionary

Spleen

...oved ... The spleen is a vascular lymphoid organ found in most vertebrates, normally ... The spleen is involved in filtering blood of foreign invaders and old red blood ... Enlarged spleen — Comprehensive overview covers symptoms, causes, and treatment of splenomegaly. ... Patient Information fo...

Memory cell

...ory B cells are a B cell sub-type that ... Memory T cells are a specific type of infection-fighting T cell that can recognize foreign invaders such as bacteria or viruses, that were encountered during a prior infection or vaccination. At a second encounter with the... memory cell ( ′...

Immune response

... system n. The integrated body system of organs, tissues, cells, and cell ... Second, the immune response must be activated quickly, before the invaders ... immune response n. An integrated bodily response to an antigen, especially one mediated by lymphocytes and involving recognition of an...

Ascaris

... Tapeworm and Ascaris Parasite cleanse, make sure you are free of these invaders ... The curious case of Ascaris . How to make sure to kill all of the invaders ... Ascaris lumbricoides is a helminth or more specifically a nematode...
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