Showing posts with label virus. Show all posts
Showing posts with label virus. Show all posts

FDA Accepted Flu Vaccine From Using Animal


FDA approves seasonal flu vaccine

The hygienic Food and Drug management says it has accepted the primary seasonal flu vaccine made using animal body cell technology, slightly than the half-century egg process method. The FDA approved Novartis' Flucelvax to prevent infection in people 18 years and older.

The new method system has been promoted by U.S. health officials because it is faster than egg-based making and could speed up developed in the occasion of a pandemic. In the older way, virus samples are injected into dedicated chicken eggs and incubated. The egg fluids are afterward harvested, intense and purified into the vaccine. With cell technology, little amounts of virus are put in fermenting tanks with nutrients and cells resulting from mammals. The virus is then inactivated, purify and put into vaccine vials.



Viral diseases intimidate SADC`s natural forests

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A big division of natural forests that conserve water and keep catchment areas in the Southern African Development Community (SADC) region could vanish in the next few years if no urgent steps are taken to hold fast spreading plant diseases Amphids and Amleria melea. The diseases assault plant roots, stems and leaves in deforested and drought prone areas, which before had much water supply but due to Climate Change, and tree fell in particular, no longer have sufficient water supply, The Guardian on Sunday has learnt.

The diseases cause broad layers of yellowish, blackish and whitish little spots, something which, if not forbidden, can kill plants, which could cause food lack in the region. While Amleria melea affect roots of normal vegetation especially acacia trees, Amphids attacks leaves and stems, and in current years tomatoes, flowers, pawpaw, guavas, avocados and mangoes have also been in danger by the disease. John Masam, central zone Forest Officer, says in an interview that the entire of SADC region is at a big risk of being pretentious by the diseases that were detected five years ago. He says the diseases were dispersal to areas in Tanga, Rufiji, Kilwa as well as Dodoma, Singida and Manyara.

“If border region of Mbeya, Rukwa and Mtwara are exaggerated, it is possible for natural forests and vegetation in Malawi, Zambia, DRC and Mozambique to also be affect by the disease. According to him, Climate vary coupled with unsustainable agriculture and mining behavior are responsible for the enlargement of viruses that cause the diseases. There is a need to arrest the state because SADC countries are in one geographical location and that the diseases identify no boundaries, he says. Ali Salumu, an agricultural officer, working along Lake Tanganyika which is communal by Tanzania, Zambia and Democratic Republic of Congo (DRC), all SADC members, says the illness have also been detect in the area.

Coffee Slows sequence of Hep C Liver Disease

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People living with chronic hepatitis C virus (HCV) disease and advanced liver disease who drink three or more cups of coffee per day have a 53 percent lower risk of liver disease series than non-coffee drinkers, according to a new study in print in the November issue of Hepatology. According to the paper, authored by Neal Freedman, PhD, MPH, of the National Cancer Institute and his colleagues, patients with hepatitis C–connected bridging fibrosis or cirrhosis who did not respond to standard treatment benefited from enlarged coffee intake.

This study included 766 participants enroll in the Hepatitis C Antiviral Long-Term Treatment beside Cirrhosis (HALT-C) trial who had hepatitis C–related bridging fibrosis or cirrhosis and failed to react to standard treatment with pegylated interferon and ribavirin. Upon entering the study, HALT-C volunteers were asked to statement their typical frequency of coffee intake and portion size over the past year. A alike question was asked for black and green tea intake.

Participants were seen every three months during the 3.8–year study period to assess clinical outcome that included: ascites, prognosis of chronic liver disease, death associated to liver disease, hepatic encephalopathy, hepatocellular carcinoma, spontaneous bacterial peritonitis, variceal hemorrhage and/or increase in fibrosis. Liver biopsies were also in use at 1.5 and 3.5 years to decide the progression of liver disease. Results showed that participant who drank three or more cups of coffee per day had a relative risk (RR) of 0.47 for attainment one of the clinical outcomes. An RR above 1.00 suggests an enlarge in the risk of disease progression, whereas an RR below 1.00 suggests a reduce in the risk of disease progression.

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Treating dengue more hard with growing obesity: experts

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Dengue patients suffer from capillary permeability, when fluid escape from their blood vessels into surrounding tissues, causing breathing complexity and complications in major organs like the brain, liver and kidneys. "The virus has a crash on the wall of the capillaries and allow more fluids to go away the tubes and into the tissues," said Jeremy Farrar, tropical medicine professor and director of the Oxford University Clinical Research Unit in Vietnam. "The complication is lots of fluids in the lungs which create breathing difficult.

In people who have a high BMI (body mass index), their capillaries are essentially more likely to leak, so that is made worse in a dengue infection," Farrar told Reuters after addressing a communicable disease conference in Singapore. Dengue used to be a disease mainly among young children, but almost anyone is now vulnerable and infection numbers have shot up because of urbanization and the steady movement of people circumstances that allow the Aedes aegypti mosquito, which carries the virus, to thrive.

The World Health Organization estimate there is 50 million dengue infection worldwide each year. Among these are 500,000 harsh cases what is known as dengue haemorrhagic fever (DHF). There are about 22,000 deaths yearly, mainly among children. Dengue is expensive, costing an average of US$1,394 for each hospitalized patient. At least 10 working days are lost in each case. About 2.5 billion people live in more than 100 endemic countries and area where dengue viruses can be transmit. There is now no cure or vaccine for dengue, although Sanofi Aventis SA has an applicant vaccine in the final stage of clinical development.

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Acute polio outbreak kills almost 100 in Congo: WHO

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The crippling viral disease usually strikes children under five years of age, making the acute, fast-spreading outbreak abnormal, the U.N. agency said. "Most of the cases have concerned young adults aged between 15 and 29. This illustrates that populations are at risk because they have not been exposed to a full vaccination," it said. It marks the newest setback to a global campaign begun more than 20 years ago to wipe out polio, for which there is no cure, only defensive vaccines. The death toll in the central African state is 97 with a further 226 people paralyzed, and the majority victims are in the port city of Pointe Noire. The mortality rate is advanced than normal for the disease, which attacks the nervous system.

The virus is now confirmed as having reach Congo from Angola after it also extend to the Democratic Republic of Congo earlier this year, WHO spokesman Oliver Rosenbauer said. It comes from damage from India, one of four residual endemic countries where the virus survives and its spread has never been interrupted along with Afghanistan, Nigeria and Pakistan. A first wave of mass polio immunization campaigns, targeting 3 million people of all ages, is put to begin on Friday in Congo and part of Angola and the Democratic Republic of Congo. "This way we can be certain that everybody is reached, including young adults, whose protection may be low," said Luis Sambo, WHO's regional director for Africa.

The WHO warned final month that a persistent outbreak of polio that began in Angola in 2007 could spread globally due to poorly managed vaccination campaigns. An epidemic this year in Tajikistan, a Central Asian state, accounts for 458 of 767 cases definite so far in 19 countries, Rosenbauer said. There were 1,604 cases worldwide in 2009. Pakistan is the only endemic country to have advanced numbers of cases this year, with 111 beside 76 at this time last year, he said. Record floods and poor sanitation are blamed. Namibia had a polio outbreak among adults in 2006 but direct to stop it’s extending within 50 days. 

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Joburg child die of rabies

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A 2-year-old Johannesburg child died of rabies after being injured by an unvaccinated domestic puppy, the National Institute for Communicable Diseases (NICD) said on Monday. "Rabies was confirmed as the cause of death in the child who died in a Johannesburg hospital just a month after being scratched in Soweto," a statement said. It was the primary confirmed human case of rabies after a "serious outbreak" of the disease in dogs in Johannesburg, it said. Rabies was confirmed in six domestic dogs in the larger Johannesburg area in the past four weeks. The influence areas were Sophiatown, Bushkoppies, Meredale, Kibler Park and Dobsonville in Soweto.

"These animals were pets that had not been vaccinated beside rabies and the source of exposure of these animals is unclear. It is likely that other dogs in close areas could also be infected." Cases of rabid domestic dogs were also confirmed in Roodepoort in May this year and in Linden final year. "Until this outbreak, the risk of rabies in Johannesburg was very low, and therefore there is partial awareness about what should be done to prevent rabies disease in humans." The NCID advise dog and cat owners to ensure that their pets had been vaccinated within the past three years.

"Human rabies could be prohibited in almost 100% of cases if correct post-exposure preventative treatment is given timeously following exposure to suspected rabid animals," the NCID said. Rabies is transmitted from impure animals to humans through scratches, bites or licks on the mucous membranes of the lips or eyes. The virus cannot be transmitting through intact skin, so touching, petting or being close to the animal is not a risk. Preventative measures include washing the wound "very well" for at slightest ten minutes with water and soap, and a route of rabies vaccinations.

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Celiac Disease occurrence Increases as People Grow Older, U.S. Study Shows

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Celiac disease, which damages the lining of the gut and is triggered by eating food containing gluten, occur more often as adults age, according to a study telling that environmental influences may be involved. Cases doubled in a sample of 3,511 patients followed from 1974 to 1989, according to proteins deliberate in blood samples. This provides evidence that the condition does not start in childhood, as doctors once thought it did, researchers said today in the Annals of Medicine. The results may begin to explain why celiac disease has enlarged fivefold in the U.S. in the last 30 years, the authors wrote. The research suggests that the rise is not simply due to better diagnosis, and that the illness may be preventable, as people with a genetic disposition for it can live decades before receiving sick, said Alessio Fasano, an author of the study.

“If we can understand what helps people lose gluten tolerance, we may expand tricks to retain tolerance, even if you’ve lost it by now,” said Fasano, director of the University of Maryland’s Mucosal Biology Research Center in Baltimore and the celiac research center, in a telephone interview. Celiac disease affects more than 2 million Americans, according to the National Institutes of Health, based in Bethesda, Maryland. The condition, which can be symptomless, is triggered when people ingest wheat or other foods contain gluten, such as bread or beer. The immune system attack part of the small intestine, causing abdominal bloating, diarrhea, vomiting, constipation, weight loss and pain, the central agency says on its website.

Because the illness is an autoimmune disease, the result may also hold clues to other disorders, such as multiple sclerosis, that are caused by a malfunctioning immune system. The report showing people may obtain celiac disease as they age time strengthens the idea that the environment may be crucial for developing the condition. Patients’ genes did not vary during the study, Fasano said. The effect of environment may be described by thinking of the human genome as a piano, he said. As long as no one plays the tool, the owner doesn’t notice that some keys are defective. If someone plays, suddenly the fault is obvious, Fasano said. Perhaps the performer in celiac disease is a virus or bacterium, he said. The study was complete by testing blood samples taken in 1974 and 1989 from people in Washington County, Maryland, the authors wrote.

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Rocky Mountain Spotted Fever

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Rocky Mountain spotted fever (RMSF) is one of the tick borne disease caused by a rickettsia. Children are infected most frequently, while in the western United States, disease occurrence is maximum among adult males. Disease incidence is directly related to exposure to tick-infested habitats or to diseased pets. RMSF is extending by the bite of an infected tick. In New York, the American dog tick is the most common vector. It can also be transmitted by contagion of the skin with tick blood or feces. Person to person extend of RMSF does not occur. RMSF is characterized by a sudden start of moderate to high fever, severe headache, fatigue, deep muscle pain, chills and rash.

The rash begins on the legs or arms may include the soles of the feet or palms of the hands and may spread quickly to the trunk or rest of the body. Symptoms usually show within two weeks of the bite of an infected tick. Certain antibiotics such as tetracycline or chloramphenicol may be efficient in treating the disease. When in tick infested habitat wooded and grassy areas take special defense to prevent tick bites, such as wearing light colored clothes and tucking pants into socks and shirt into pants. Check after every two to three hours of outdoor action for ticks on clothing or skin.

Brush off any ticks on clothing before skin extra occurs. A thorough verify of body surfaces for attached ticks should be done at the end of the day. If removal of attached ticks occurs within 36 hours, the risk of tick borne virus is minimal. Grasp the mouthparts with tweezers as close as probable to the attachment site. Be careful not to squeeze, crush or puncture the body of the tick, which may include infectious fluids. After removing the tick, thoroughly sterilize the bite site and wash hands. See or call a doctor if there are concerns about incomplete tick removal. Do not challenge to remove ticks by using petroleum jelly, lit cigarettes or other home remedies because these may actually increase the chance of contracting a tick-borne disease.

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Hantavirus Infections

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Hantaviruses are a type of virus establish in rodents in different parts of the world. In the U.S., human hantavirus infections were first recognized in the southwest in 1993. In recent years, sporadic cases have been found in several eastern states including New York. Studies have shown that mice are often infected and appear to be the basis of infection.

The virus is approved by rodents such as mice which are found throughout North America. Infected rodents shed the live virus in saliva, droppings and urine. Humans are impure when they inhale microscopic particles that enclose viruses from rodent urine or droppings. Insect bites and pets are not believed to play a role in hantavirus broadcast.

Typical symptom includes high fever, muscle aches, cough and headache. After several days, respiratory problems worsen rapidly. The lungs may fill with liquid and victims may die of respiratory failure or shock. Typically two to four weeks, but it may variety from a few days up to two months. There is no specific action for hantavirus. Physicians have been administering ribavarin, an antiviral drug, on an trial basis to suspected victims.


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Avian Flu

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The H5N1 Virus, or the Avian Flu, or the Bird Flu is not amazingly, found in wild birds. Since the diseases discovery, it has only been able to pass from bird to bird, but just scientists theorize that the infection will be able to move from the impure bird to humans, in only a few years. The Bird Flu is a virus which infects wild birds. Unfortunately, after a wild bird infects a farm-raised bird, it can speedily spread through hundreds or thousands of birds.

In order to stop the blitzkrieg, the ill birds must be killed. Although it unusual that the flu passes from bird to human; the infection can be passed through; bird droppings and saliva; and warm objects. The Avian Flu has some of the same symptoms as the seasonal flu; fever, sore throat, cough, and muscle aches. If the suitable steps are not taken an individual can skill pneumonia, or even death.

If an individual contracts the avian flu they will be put in medical separation. In the hospital they will receive more than a few antibiotics, a ventilator to aid in breathing, and a dialysis to aid in the kidneys functions. Unluckily more than half of the human cases of avian flu have resulted in death.

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Shingles

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Try and think for an instant on when you got chicken pox. Remember how irritating it was to have that constant itch? Even better, remember how relieving it was to wake up with all of your symptoms erased? Well, what if I told you that while your chicken pox lie dormant, another disease was lurking in the shadows? That is rightHerpes Zoster,Shingles.

Once the virus of chicken pox subsides, it lies resting within your nerve roots. The virus “awakes” when an individual experiences harsh stress, disease, or aging weaken the immune system. The Shingles disease is a systematic stage of symptoms. At first an individual’s nerve endings will be attack, sending off varied messages throughout the body. Due to this message, the skin will create non-existent irritations, rising rashes and blisters. Finally, and individual’s nervous system will create an inequity within the senses.

Although shingles is not contagious, an impure individual can spread chicken pox to another person. Herpes Zoster is an onset symptom, which affects the individuals in stage. Initially, an individual will knowledge headaches, tingling skin, and irritable rashes. If the symptoms go without the proper care, an individual can suffer from extensive rashes and extreme dizziness. The earlier an individual contacts a doctor, the better. There is no potential cure for shingles, but there are medicines that will eliminate all of the symptoms.

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Yellow Fever

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“Sleep tight; do not let the bed bugs bite!” Seriously, if your bed happens to be South American or African region; do not let them bite! An infected mosquito can inject an individual with the West Nile Virus, Malaria, and the most harsh, lesser known, Yellow Fever. Each year, Yellow Fever infect an predictable 200,000, and kills over 30,000.

Yellow fever is an acute viral hemorrhagic disease transmitted by impure mosquitoes. The reason it is called “yellow fever” is because the yellow effect some people skill during the symptom of jaundice. The infection, incubates in the body for up to 6 days, which is closely followed by two phases of symptoms. The first stage, attacks an individuals body inside. The majority toxic phase, or the 2nd phase is only experienced by 15% of people. During this period, an individual’s symptoms evolve from an internal stage to an external.

This virus is an arbo virus of the flavi virus type. The prime carrier of this genus is the mosquito. This virus can journey from host to host through a bite or contact; primarily between monkeys and humans. Yellow fever symptoms In the early phase, patients will suffer a fever, muscle pain, back aches, head aches, shivers, loss of appetite and vomiting. The symptoms of the first phase mainly disappear within 3 to 4 days, for all but, 15% of the patients. These unlucky 15%, experience the most violent stage.



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Wave of swine flu likely in the nation again this monsoon


The epidemic of swine flu, which had freshly hit the country in 2009, might strike again this monsoon, reveal experts.Officials believe that the virus might become highly active in the monsoon with the weather receiving colder and pleasant.“The dip in temperature is one reason why the swine flu wave hit India last year.

With the monsoon coming, there is likely to be much cooler weather and thus more cases than during the summer," said Dr Pradeep Awate, head of Swine Flu Control Room in Maharashtra.Many others propose that the virus is always present in the air. However, it gets temporarily stagnant due to the high rise in temperature.

“The virus has remained in the impression from the time of the last flu wave and was de-activated by the heat. But with monsoon and a much cooler weather coming up, the virus may get active again," said Dr Daksha Shah, head of epidemiology cell.



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