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Immunizations in Biological News

Tips from the journals of the American Society for Microbiology

... H1N1 VLPs mice were highly protected against a lethal challenge with both the 1918 and H5N1 virus. In contrast, mice receiving two intramuscular immunizations of 1918 VLPs were only protected against the 1918 viral challenge. Mucosal vaccination with 1918 VLPs induced higher levels of cross-reactivity in ...

New study indicates smallpox vaccination effective for decades

... discontinued more than 30 years ago in many countries. Most Americans under 35 have never been vaccinated and most over 35 have not received booster immunizations since the early 1970s. If a bioterrorist attack were to occur, it would be critical to know who already had effective immunity and would not need to ...

World leaders in infectious diseases convene to discuss emerging global viruses

... Progress made in the pursuit to eradicate malaria Updates on infectious disease vaccine developments Immigrant and refugee health, including immunizations and women's health issues What to know about infectious diseases when traveling outside the U.S. This year's meeting will include speakers from ...

Nano vaccine for hepatitis B shows promise for third world

... than current vaccines, which require three shots given over a period of six months. Protective immunity with the new vaccine required only two immunizations in animals. The vaccine also avoids the risk of spreading needle-borne infections. The nanoemulsion vaccine also avoids the temporary pain and ...

Yale chemist receives NIH Young Investigator Award for antibody targeting

... and various types of diseased cells. For many years, physicians and scientists have used the common small molecule dinitrophenyl (DNP) chloride in immunizations in order to generate anti-DNP antibodies as a test of the status of the immune system. Spiegel is now coupling DNP with agents that recognize ...

Malaria vaccine prompts victims' immune system to eliminate parasite from mosquitoes

... when they were tested three and seven months after their initial set of immunizations than they did one week after their immunizations were completed. Next, the researchers fed serum containing the ...

Needle-free immunizations

... use of needle-free immunization might initially push the direct cost of immunizations higher," says Mitragotri. "But the secondary costs of needle-based ... delivery methods, says Mitragotri, helping ensure that needle-free immunizations will eventually be commonly used. ...

New study suggests potential for a broadly-protective HIV vaccine

... particular HIV-1 surface protein, designated R2 gp140, and an immune response-boosting component. The researchers tested antibodies generated by the immunizations to determine their effectiveness in neutralizing the infectivity of a variety of HIV-1 strains. Antibodies produced as a result of immunization ...

Survivors of childhood polio do well decades later as they age

... may be aging alone." Polio is a contagious, viral illness that peaked in the United States in 1952, when 3,000 people died of the disease. Mass immunizations in the mid-1950s began to slow the spread of the disease, and the last case of polio not caused by a vaccine occurred in the United States in 1979. ...

New Rotavirus vaccine joins routine infant immunization schedule

... M.D., president and chief executive officer of The Children's Hospital of Philadelphia. "The addition of this vaccine to the roster of childhood immunizations is the culmination of decades of work and represents a significant milestone in public health. It brings us a step closer to our ultimate goal of ...

Fragile US vaccine system needs improvement despite dramatic gains in health over past century

... professional societies and third-party payers that has resulted in record low levels of vaccine-preventable diseases and record high levels of immunizations among children. According to the article, however, problems with vaccine supply, cost and safety threaten to derail the vaccine successes of past ...
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