go to the vet and get it checked out and you will be able to
4 Answers · Pets · 15/10/2008
I think they feed some sort of sulphur , but you should consult a vet ,
1 Answers · Health · 06/07/2008
It isn't going to happen for influenza because the virus undergoes a change precluding recognition by the immune system nearly every season. As for the "common cold", there are myriads of viral species and subspecies(variants) in the...
2 Answers · Science & Mathematics · 09/08/2013
Helper T cells are essential in determining B cell antibody class switching, in the activation and growth of cytotoxic T cells. So T helper cells regulate the activation of both cytotoxic T cells and antibody...
2 Answers · Science & Mathematics · 23/11/2007
a vaccine is a synthetic bacteria. a specific vaccine has the same structure of the bacteria that you want to be immune from. your antibodies will then record the structure of the vaccine so that when you can acquire that bacteria, your body will be able to produce...
1 Answers · Health · 22/05/2012
I'm pretty sure its mutations, mutations create the new species.
1 Answers · Health · 13/11/2011
only if it's the same strain. Usually it changes every year. They base the flu shot on the virus strain that was most popular the year before. Most of the time a new strain comes a long and the shot doesn't help as well.
5 Answers · Health · 07/07/2007
...) titers are also seen in chronic infection (and in acute infection). Only with immunity due to natural infection that has resolved, or with immunity due to immunization...
4 Answers · Health · 15/03/2014
- related to Infection & Immunity