text: haemagglutination activity domain - haemolysin expression modulating protein family - hairpin - haploid - haploinsufficiency - HdeA family - helix-loop-helix - helminth protein - hematopoietic stem cell - hemophilia - heteroduplex DNA - heterozygous - highly conserved sequence - Hirschsprungs disease - histone - HLA-Y - hnRNA - holoprosencephaly - homologous recombination - homology - homozygous - host strain (bacterial) - HspQ protein domain - human artificial chromosome - Human Genome Project - human immunodeficiency virus - HumHot - Huntingtons disease - hybridization - hybridoma - hydrophilicity plot - hydroxydechloroatrazine ethylaminohydrolase -