TABLE 7.

High-frequency keywords.

Rank	Keyword	Counts	Rank	Keyword	Counts
1	inflammation	575	11	dendritic cells	164
2	expression	330	12	mortality	162
3	ischaemia-reperfusion injury	283	13	t cells	159
4	disease	279	14	apoptosis	156
5	Sepsis	267	15	infection	153
6	activation	256	16	glomerulonephritis	148
7	covid-19	174	17	kidney transplantation	148
8	oxidative stress	171	18	transplantation	131
9	Cells	167	19	acute lung injury	123
10	therapy	165	20	risk	123