More than 90 capsular serotypes of Streptococcus pneumoniae coexist despite competing for nasopharyngeal carriage and a gradient in fitness. The underlying mechanisms for this are poorly understood ...
Findings from St. Jude Children's Research Hospital demonstrate that virtual memory T cells, a specialized group of immune cells, provide nonspecific immunity for infants early in life. The work stems ...
Phenylalanine and tyrosine are, in a way, inducers of wheat resistance and actively contribute to the establishment of a secondary cell wall enriched with lignin, says a scientist MOSCOW, September 16 ...