Differential effects of domoic acid and E. coli lipopolysaccharide ontumor necrosis factor-α, transforming growth factor-β1 and matrix metalloproteinase-9 release by ratneonatal microglia: evaluation of the direct activation hypothesis Model Digital Document Mayer, A. M. S. Guzman, M. Hall, Mary Fay, M. J. Jacobson, P. B. Romanic, A. M. Gunasekera, Sarath P. Publisher MDPI Member of HBOI Faculty Contributions