Up 1,090% in a year, why is the Mesoblast share price leaping higher again on Friday?

The Mesoblast Ltd (ASX: MSB) share price is charging higher today.

Again.

Shares in the S&P/ASX 300 Index (ASX: XKO) clinical-stage biotechnology company closed yesterday trading for $3.06. In morning trade on Friday, shares are swapping hands for $3.15 apiece, up…