I read (from Nature Volume507, S4–S7 (06 March 2014) : For reasons that are poorly understood, BCG protects only infants; it is ineffective in older children and adults. Its efficacy also ...
Is it a viral vs. bacterial thing? Is there just more variety among types of flu than other diseases, so that this year's vaccines don't cover next year's flu?
Note : Any answer to this question will not be (and should not be) taken as medical advice. One of my friends has allergic rhinitis and has been prescribed an oral vaccine. He is allergic to 3 ...
Toxoids produced by tetanus and diphtheria bacteria are detoxified with formaldehyde, yet their antigen properties remain. Source : Biological Science by Taylor What does formaldehyde do ?
A common solution is allergy shots, which helps you adapt to the allergy. But are there ways to tell the body that this allergy is safe and there is no need to amount a response to it? So that there ...
What factors must be taken into account for the maintenance of the immunogenicity of ovalbumin antigen?
What factors must be taken into account for the maintenance of the immunogenicity of ovalbumin antigen? If the ovalbumin is aggregated, could we inject it for induction of immune reponse?
When you get a shot for a vaccine (for example, the annual flu vaccine), the nurse frequently indicates that your arm will ache for a day or two, maybe more. This ache is typically not just a pain ...
According to Wikipedia: A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, its toxins or one ...
Vaccines, especially those given in adulthood, usually have term limits attached, eg: 10 years for yellow fever or 3 years for typhoid. Since presumably the time course of an immune response is no ...