Rheumatoid Arthritis halted by new ’suicide’ molecule

Harris Perlman, a researcher from Northwestern University Feinberg School of Medicine, has invented a novel way to halt and even reverse rheumatoid arthritis.
This way was developed by imitation of a suicide molecule (whimsically referred to as Casper the Ghost) that floats undetected into overactive immune cells responsible for the disease.
From Sciencedaily.com:
Current treatments for rheumatoid arthritis [...]