| occurrence and significance of precipitating antibodies against thermophilic actinomycetes in the sera of dairy herd workers, nangali, delhi. | the study was prompted by the lack of information on the role of thermophilic actinomycetes in hypersensitivity pneumonitis in india. it reports the occurrence of precipitating antibodies against clinically important thermophilic actinomycetes in the sera of a population sample of dairy herd workers, nangali, delhi. of 112 workers investigated, 28 (25%) showed precipitins against faenia rectivirgula, 4 (3.2%) against saccharomonospora viridis, 2 against thermoactinomyces thalpophilus and one eac ... | 1991 | 1867472 |