The volunteers consisted of a ringmaster, two experienced young cattlemen to grade the cattle, gate-openers and shutters […]

Similarity profiles between helper T cell epitopes (of self or microbial antigens and allergens) and human or microbial SWISSPROT collections were produced. For each antigen, both collections yielded largely overlapping profiles, demonstrating that self-nonself discrimination does not rely on qualitative features that distinguish human from microbial peptides. … Epitopes (on self and nonself antigens) can cross-stimulate T cells at increasing potency as their similarity with nonself augments.

Given that people are trying to speak by writing in real time, chatspeak is infused with extensive abbreviations and there is little punctuation.

a saving bargain