"in = in phase, m = muscle, opp = opposed phase, SI = signal intensity, and t = thymus"
Line 3:4·Italics should be used only in exceptional circumstances: '<em>in = in phase, m = muscle, opp = opposed phase, SI = signal intensity, and t = thymus</em>'
Acronyms
warning
"in = in phase, m = muscle, opp = opposed phase, SI = signal intensity, and t = thymus"
Line 3:56·'SI' has no definition. Spell it out if it's unfamiliar to the audience.