The keywords in the green cluster included acute kidney injury, chronic kidney disease, diabetic nephropathy, inflammation, diabetes, etc. The keywords in the red cluster included mesangial cells, mda5, podocytes, extracellular matrix, etc. The keywords in the blue cluster included differentiation, transcription, oxidative stress, etc. The keywords in the purple cluster included kidney development, mouse, vitamin A, etc. The keywords in the yellow cluster included Xenopus, kidney, and organogenesis. This evidence concerns the gene IFIH1 and acute kidney injury.