Tatjana Krama

Evidence for the stress-linked immunocompetence handicap hypothesis in humans

Markus J. Rantala, Fhionna R. Moore, Ilona Skrinda et al. · Nature Communications · 2012 · 199 citations · Full text

Experimental evidence of reciprocal altruism in the pied flycatcher

Indriķis Krams, Tatjana Krama, Kristīne Igaune et al. · Behavioral Ecology and Sociobiology · 2007 · 172 citations

Behavioral Sciences, Reciprocal Altruism, Social Behavior +7

A rapid effect of handling on counts of white blood cells in a wintering passerine bird: a more practical measure of stress?

Dina Cīrule, Tatjana Krama, Jolanta Vrublevska et al. · Journal für Ornithologie · 2011 · 132 citations

Biology, Animal Physiology, White Blood Cells +10

Adiposity, compared with masculinity, serves as a more valid cue to immunocompetence in human mate choice

Markus J. Rantala, Vinet Coetzee, Fhionna R. Moore et al. · Proceedings of the Royal Society B Biological Sciences · 2012 · 126 citations

Heterophil/lymphocyte ratios predict the magnitude of humoral immune response to a novel antigen in great tits (Parus major)

Indriķis Krams, Jolanta Vrublevska, Dina Cīrule et al. · Comparative Biochemistry and Physiology Part A Molecular & Integrative Physiology · 2012 · 105 citations

Allergy, Great Tits, Pathogenesis +8