▎ 摘　　要

NOVELTY - Composition comprises nano graphene oxide having ratio of oxygen atoms to carbon atoms of greater than or equal to 0.8. USE - The composition is useful as medicine for preventing and treating inflammatory diseases including sepsis, septic shock, rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, vasculitis, pleurisy, pericarditis, ischemia-related inflammation, phagocytosis aneurysm, nephritis, hepatitis, chronic pulmonary inflammatory disease, bronchitis, rhinitis, dermatitis, gastritis, colitis, irritable bowel syndrome, fever or myalgia caused by infection, asthma, type 1 diabetes, inflammatory bowel disease, eosinophilia, acute neutrophil dermatitis, atopic dermatitis, seborrheic dermatitis, multiple sclerosis and psoriasis, preferably sepsis (all claimed). ADVANTAGE - The composition treats inflammatory diseases related to immune response of T cells including invariant natural killer T cells.