LTA, LPS, S. aureus, E. coli, V. harveyi

Lipoteichoic acid (LTA) is a major constituent of the cell wall of gram-positive bacteria.

Lipopolysaccharides (LPS) are found in the outer membrane of Gram-negative bacteria.

Staphylococcus aureus is a Gram-positive bacteria.

Escherichia coli  is a Gram-negative bacteria.

Vibrio harveyi is a Gram-negative bacteria.

参考：Wikipedia