Dandruff symptoms

The results of this study are consistent with Van Abbe s original hypothesis that dandruff is an adaptive response to a threshold irritation. Our conclusion is that dandruff) diagnosed by consumers, is an inflammatory disease with multiple causes (irritants). Consumers susceptible to harsh detergents or alkaline soaps or to metabolic irritants produced by P. ovale respond when exposed to these irritants and produce the symptoms of scalp itching... 

A few examples of atopic states in which correlations have been found between levels of specific IgE antibodies and the presence of clinical symptoms are aUei gy to horse dandruff or timothy pollen (231), cod extract, bird poUen, house dust (232), animal danders, and various pollens (233). Zeiss et al. (234) observed a highly significant correlation between levels of IgE antibody specific for ragweed antigen E and the sensitivity of the patients leukocytes to the antigen, as evidenced by histamine release. 

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