“…(annual baby's breath) Caryophyllaceae gypsophilin China, India Used for the treatment of immune disorders, liver diseases Not indicated [70] Hordeum vulgare L. (barley) Poaceae JIP60, barley toxins China, India, Japan, Korea Used for the treatment of cardiovascular diseases, diabetes, hyperuricemia, urinary stones Seeds [23,54,71] Ancient Egypt Used as astringent and for the treatment of skin irritation Seeds [37][38][39] Mediterranean area Used as tonic Used for the treatment of gastric ulcers, gynaecological disorders Seeds [21,35,36] Hura crepitans L. (sandbox tree) Euphorbiaceae H. crepitans RIPs, crepitin, hurin South America Used as antidote for snakebites, emetic, purgative Used for the treatment of elephantiasis, leprosy, rheumatism, toothache Bark, latex, seeds [72] Peru Used as anti-oxidant, tonic Used for the treatment of amenorrhea, dysentery, dysmenorrhea, flu, obesity, oliguria Seeds [18,154] Some of the type 2 RIPs are highly toxic and for this reason have been recognized since ancient times by traditional healers, starting from Ricinus communis L. (castor bean), which produces ricin, the best known RIP and also one of the oldest known RIPs. A list of RIP-expressing plants, traditionally identified as medicinal plants for their pharmacological properties, is given in Table 1.…”