Scientists at Dana - Farber Cancer Institute have identified natural
human antibodies against the virus that causes Middle East Respiratory Syndrome (MERS), a step toward developing treatments for the newly emerging and often - fatal disease..
Not exact matches
In a first for any animal, including
humans, four cows injected with a type of HIV protein rapidly produced powerful
antibodies against the
virus, researchers report.
«This was due to a belief that
humans just don't make good
antibodies against HIV and also because the
virus is extremely changeable.»
-- Hyperimmune globulin, prepared by purifying and concentrating plasma of immunized animals or previously infected
humans with high titers (concentrations) of neutralizing
antibody against Ebola
virus, which have been shown to be protective in monkeys but are not currently available and would not be expected before mid-2015.
That's why researchers are engineering plants to produce key parts of
viruses and bacteria, in the hope that the
human body will take them for invaders and start producing
antibodies against the organisms.
Currently, seasonal flu vaccines are designed to induce high levels of protective
antibodies against hemagglutinin (HA), a protein found on the surface of the influenza
virus that enables the
virus to enter a
human cell and initiate infection.
The flu vaccine works by exposing the body to parts of inactivated flu from the three major different types of flu that infect
humans, prompting the immune system to develop
antibodies against these
viruses.
Antibodies and their derivatives can protect plants and animals — including
humans —
against viruses.
Broadly cross-reactive
antibodies dominate the
human B cell response
against 2009 pandemic H1N1 influenza
virus infection
Similar experiments were performed demonstrating that the purified
human antibodies also protected immunosuppressed hamsters
against lethal disease caused by Sin Nombre
virus.
This research was in mice, so it can't directly translate to
humans, but it does suggest that a vaccine
against Zika could spur protective
antibodies that not only prevent people from getting the
virus, but could protect a pregnant woman's fetus.
Once the body finds a new agent to fight, it begins to produce
antibodies, a
human or animal's «weapon»
against virus and bacteria.