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Infectious in Biological Definition

Ebola

... ) is a recently identified, severe, often fatal infectious disease occurring in humans and some primates ... An average length, which may represent the most infectious particles, is in the region of 1000 nm. The ... for staff that will work with VHF patients or infectious body fluids. Making sure that teams are trained ...

Prion

... Prions — short for proteinaceous infectious particle — are infectious self-reproducing protein structures. Though ... was developed to explain why the mysterious infectious agent causing Creutzfeldt-Jakob disease ...

Vaccine

... organism. The term derives from vaccinia , the infectious viral agent of cowpox , which, when administered ... years a new type of vaccine, created from an infectious agent's DNA called DNA vaccination , has been ... . These cells then develop immunity against an infectious agent, without the effects other parts of a ...

Cancer

... ultraviolet radiation, certain occupational and chemical exposures, and infectious agents. Food and nutrient intake have been examined in relation to many ... to the development of vaccines (to prevent infection by oncogenic infectious agents, as well as to mount an immune response against cancer-specific ...

Virus

... This article is concerned with virus as a biological infectious particle; for other uses of the term see virus (disambiguation) . An ... different sorts of viruses appeared through different mechanisms. Other infectious particles which are even simpler in structure than viruses include ...

Apoptosis

... cell regulation B cells and T cells are sophisticated –and very effective– front-line players in the body's defenses against infectious agents, as well as against local cells that have acquired or developed a malignancy. In order to carry out their job, B and T cells must have the ...

Bacterium

... pathogens and cause tetanus , typhoid fever , pneumonia , syphilis , cholera , foodborne illness and tuberculosis . Sepsis , a systemic infectious syndrome characterized by shock and massive vasodilation, or localized infection, can be caused by bacteria such as streptococcus , staphylococcus ...

Blood

... marked by proteins that define different blood types . White blood cells or leukocytes (3.0%), are part of the immune system ; they destroy infectious agents. Platelets or thrombocytes (1.0%) are responsible for blood clotting or coagulation and are involved in inflammation . Blood ...

Down syndrome

... are unusually small, as is the superior temporal gyrus . Educational progress may also be damaged by illness and disabilities, such as recurring infectious diseases , heart problems, poor eyesight, and hearing problems. Other physical characteristics associated with the disorder include presence of a ...

Bacterium

... pathogens and cause tetanus , typhoid fever , pneumonia , syphilis , cholera , foodborne illness and tuberculosis . Sepsis , a systemic infectious syndrome characterized by shock and massive vasodilation, or localized infection, can be caused by bacteria such as streptococcus , staphylococcus ...

Immune system

... disease , in which phagocytes have trouble destroying pathogens, is an example of the former. AIDS ("Acquired Immune Deficiency Syndrome"), an infectious disease , caused by the HIV virus that destroys CD4 + T cells, is an example of the latter. Immunosuppressive medication intentionally induces an ...

Louis Pasteur

... been generated artificially , and so a naturally weak form of the disease organism did not need to be found. This discovery revolutionised work in infectious diseases, and Pasteur gave these artificially weakened diseases the generic name of vaccines , to honour Jenner's discovery. Pasteur produced the ...

Malaria

... Red blood cell infected with P.vivax Malaria ( Italian : " bad air "; formerly called ague or marsh fever in English ) is an infectious disease which in humans causes about 500 million infections and 2 million deaths annually, mainly in the tropics and sub-Saharan Africa . ...

Polymerase chain reaction

... research labs for a variety of tasks, such as the detection of hereditary diseases , the identification of genetic fingerprints , the diagnosis of infectious diseases , the cloning of genes , and paternity testing . Contents showTocToggle("show","hide") 1 History 2 Patent wars ...

Robert Koch

... experiments. In 1885, he became professor for hygiene at the university of Berlin , and later, in 1891, director of the newly formed Institute of infectious Diseases, a position which he resigned from in 1904. He started traveling around the world, studying diseases in South Africa , India , and Java ....

Stem cell

... is collected by removing the umbilical cord, cleansing it and withdrawing blood from the umbilical vein. This blood is then immediately analyzed for infectious agents and the tissue-type is determined. The cord blood is processed and depleted of red blood cells before being stored in liquid nitrogen for ...

Tobacco mosaic virus

... similar to bacterial infections. However, in 1889, Martinus Beijerinck showed that a filtered, bacteria-free culture medium still contained the infectious agent. The first concrete evidence for its existence was given by Dmitri Ivanowski in 1892. In 1935, Wendell Meredith Stanley crystallized the ...

Tobacco mosaic virus

... similar to bacterial infections. However, in 1889, Martinus Beijerinck showed that a filtered, bacteria-free culture medium still contained the infectious agent. The first concrete evidence for its existence was given by Dmitri Ivanowski in 1892. In 1935, Wendell Meredith Stanley crystallized the ...
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(Date:4/17/2014)... on a novel method to help kidney stone ... effective treatment possible., Kidney stones represent a major ... If left untreated, apart from being particularly painful, ... complications. In many patients treated successfully, stone recurrence ... pathological approach to diagnosis and treatment needs to ...
(Date:4/17/2014)... have detected new early-warning signs of the potential loss ... far-reaching implications for the diagnosis and treatment of diabetic ... Americans. , "We had not expected to see such ... said Ann Elsner, professor and associate dean in the ... study. "We set out to study the early signs, ...
(Date:4/17/2014)... the immune system may fight cancers and viral infections. ... to treat illness. , The research, in mice, suggests ... police" specialized squads of defenders that patrol only ... city, the body. , Scientists at Washington University School ... liver, skin and uterus each has dedicated immune cells, ...
Breaking Biology News(10 mins):New technique detects microscopic diabetes-related eye damage 2New technique detects microscopic diabetes-related eye damage 3Some immune cells defend only 1 organ 2
(Date:4/17/2014)... 17, 2014) Two recent papers by a ... colleagues may help scientists develop treatments or vaccines ... Japanese encephalitis and other disease-causing flaviviruses. , Jeffrey ... molecular genetics at the School of Medicine and ... Medical Institute, and colleagues recently published articles in ...
(Date:4/17/2014)... 17, 2014U.S. military personnel who served in Iraq ... traumatic brain injury (TBI) were compared to military ... medical reasons. Differences in measures of overall disability, ... after injury are reported in an article in ... from Mary Ann Liebert, Inc., publishers. The article ...
(Date:4/17/2014)... about one in five infants in the United States ... first several months after birth. Research into probiotic use ... the April 1, 2014 issue of the British ... study, "Probiotics and Infant Colic," concluding that the use ... colic did not reduce crying or fussing in ...
(Date:4/17/2014)... team led by researchers at UC Davis has shown ... key role in cell division, also boosts the mitochondrial ... time the complex has been shown to perform both ... excellent target to control cellular energy production, potentially advancing ... online today in the journal Developmental Cell . ...
(Date:4/17/2014)... ribbon representing a disease. A pink ribbon is well known ... think of with lung cancer?, Although white has been identified ... black may be the only one they think fits., A ... smokers between the ages of 51 to 79 years old, ... these patients, the emotional toll it can have and how ...
Breaking Medicine News(10 mins):Health News:CU researchers discover target for treating dengue fever 2Health News:Long-term effects of battle-related 'blast plus impact' concussive TBI in US military 2Health News:New study says probiotic use for infant colic is not effective in reducing symptoms 2Health News:Dual role: Key cell division proteins also power up mitochondria 2Health News:Unraveling the 'black ribbon' around lung cancer 2
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