There are only two ways to fix a low blood count: tell the marrow to build more, or transfuse someone else’s cells. Growth factors are slow and safe-ish; blood products are fast and risky. Tap a drug to watch its marrow line switch on — or tap a component to see what one unit really gives you.
The marrow, at rest
One stem cell feeds three lines. Every agent below pushes exactly one of them.
Two routes to a better countpick a route, then tap an agent