I found an IPFS link to the paper. I'm no biochemist, that's for sure. But to answer your question, it seems that gheberlin is released when pressure is applie

I found an IPFS link to the paper. I'm no biochemist, that's for sure. But to answer your question, it seems that gheberlin is released when pressure is applied. When that hormone hits the brain, the brain interprets it to be "Hunger".