Robuta

https://medlineplus.gov/ency/article/003722.htm
Pleural fluid Gram stain is a method of staining a sample of fluid taken from the pericardium to diagnose a bacterial infection. This is the space surrounding...
pleural fluidgram stainmedical encyclopediamedlineplus
https://www.wikidata.org/wiki/Q40699059
scientific article published on November 1944
ribonucleic acidthe gramstainwikidata