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Tag: "vaccine" at biology news

Vaccination with embryonic stem cells prevents lung cancer in mice

... exciting possibility of developing a prophylactic vaccine capable of preventing the appearance of various ty..., they could start, or carry on, smoking because a vaccine to prevent lung cancer was just around the corner. "Cancer has been prevented and even cured in m...

New drug blocks influenza, including bird flu virus

...ake as long as a year to formulate and manufacture vaccine in quantity. Antiviral drugs, it is anticipated, would be used to buy time to produce a vaccine in the event of a flu pandemic. And one intriguing possibility, the Wisconsin scientists add, is t...

Progress made in HIV vaccine development

...y, uninfected adults. One was a plasmid DNA-based vaccine expressing genes from three dominant HIV subtypes,... approaches operate by gene delivery of customized vaccine antigens that are produced by host cells to initiate an immune response. DNA is simple and does not...

What does the public really know about HPV?

...d and Drug Administration (FDA) approved the first vaccine to prevent infection of two high risk types of HPV...understanding of HPV and whether discussion of the vaccine by the media and public has influenced the decision to vaccinate among women at risk. What Do U.S...

Ebola-outbreak kills 5000 gorillas

...k of a vaccination program is not due to a lack of vaccine options, as several different vaccines have now protected laboratory monkeys from Ebola and major vaccine labs are anxious to help. Rather, "Uncertainty about whether a large Ebola control effort was necess...

Novel vaccine shows promise against early-stage breast cancer

...ht against breast cancer and evaluates a potential vaccine that is yielding promising results for women who a...n this study, researchers investigated a potential vaccine that targets HER-2/neu over-expression in early stage breast cancer, known as DCIS (ductal carcinoma...

HIV gets a makeover

...an advance that has the potential to revolutionize vaccine research. In a paper published in today's issue ...e culture, it will likely change the way that AIDS vaccine and therapeutics research is done," Bieniasz says....

Replacing insulin is top-ranked breakthrough foreseen for health in developing world

... instance, has developed a recombinant hepatitis B vaccine that sells for only $US O.40 per dose as compared to imported vaccines which sell for $US 8-10 per dose." Leaders among developing countries in their level of regenerative medicine activity are India, China and Brazil. The authors say the study r...

Tulane researcher reports on origin of deadly fever outbreak

...orism. There is currently no approved treatment or vaccine for the disease....

Scientists find mutations that let bird flu adapt to humans

...ins earlier, providing public health officials and vaccine manufacturers with precious time to prepare for a global outbreak of highly pathogenic influenza. To be successful, a virus must be able to recognize and attach to a host cell. But human and avian influenza viruses recognize different cell receptors...

Engineer ramps up protein production, develops versatile viral spheres

...ested. With an engineered capsid, in contrast, a vaccine maker could attach a very specific protein designe...mulate only the appropriate immune-system cells. A vaccine with these well-targeted capsids would be more likely than a traditional vaccine to elicit a strong ...

Research holds promise for herpes vaccine

... researcher suggests a new avenue for developing a vaccine against genital herpes and other diseases caused b...nd group of mice that received a more conventional vaccine died within six days of being exposed to the same "wild-type" strain. "We have a clear roadmap for...

Vaccine for brain tumors shows promising results

A vaccine for treating a recurrent cancer of the central ner...showed that vitespen (trademarked as Oncophage), a vaccine made from the patient's own tumor, was associated with tumor-specific immune response in patients wi...

Mass vaccination unnecessary in the event of a large bioterrorist US smallpox attack

...the rate of severe illness and death caused by the vaccine itself would cancel out any benefit from mass vaccination. One person in 10,000 will have a severe reaction and one in a million will die from the vaccine, Longini said. "Precautionary vaccination of hospital personnel and post-release vaccination ...

Researchers discover key mechanism by which lethal viruses Ebola and Marburg cause disease

...n in central Africa. There is no cure or approved vaccine for either Marburg or Ebola virus. Immunosuppression occurs early after infection and allows the viruses to reproduce rapidly and cause disease. "Currently, there is no way to treat most viral hemorrhagic fever outbreaks, and increased internation...

Flu shot effective against drifted influenza, nasal spray vaccine less so

...lthy adults. The live attenuated-virus nasal spray vaccine also prevented illnesses but was less effective. ...ifted viruses that had genetically changed between vaccine formulation and annual influenza activity. The nasal spray, which is based on a live but weakened vi...

Caterpillars tell us how bacteria cause disease

... attempt to identify genes which could be possible vaccine targets to prevent disease outbreaks in the future. Professor Julia Goodfellow, BBSRC Chief Executive, said: "This sort of genomics research is crucial in moving forward our understanding of evolution and could have a major impact on healthcare i...

First-time analysis reveals millions of Europeans left at risk from influenza

... risk populations are receiving seasonal influenza vaccine in Europe, resulting in avoidable morbidity, hospi...rage. The model highlights the consequences of low vaccine coverage, including preventable death, and demonstrates that the cost of increased vaccination could...

Experimental vaccine protects mice against deadly 1918 flu virus

Federal scientists have developed a vaccine that protects mice against the killer 1918 influen...for Disease Control and Prevention (CDC) conducted vaccine studies in mice involving the live, reconstructed 1918 flu virus in a biosafety level 3-enhanced lab...

Effective HIV control may depend on viral protein targeted by immune cells

...ive in control of HIV is of critical importance in vaccine development," says Philip Goulder, MD, PhD, of PAR...dogma." While many strategies for developing a vaccine to control HIV focus on the activity of the CD8 T lymphocytes that recognize and destroy virus-infec...

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