diet National Center for Biotechnology Information NCBI NLM MEDLINE Mice animals pubmed abstract nih national institutes of health national library of medicine research support non-u.s. gov't female Disease Models Animal Antibodies lung / pathology orthomyxoviridae infections / immunology* viral / immunology lung / immunology cd8-positive t-lymphocytes / immunology pmid:22949306 doi:10.1093/infdis/jis527 andrew k taylor weiping cao shivaprakash gangappa antibody specificity / immunology protein-restricted disease susceptibility / immunology* influenza a virus h1n1 subtype / immunology lung / virology orthomyxoviridae infections / complications* orthomyxoviridae infections / mortality protein-energy malnutrition / complications*