Table 2.

Studies by Chinese forensic scholars on PMI estimation based on DNA degradation.

Year	Authors [reference number]	Sample source	Tissues and organs	Temperature (°C)	Detection methods	PMI
2000	Liu Liang et al. [18]	Rat	Brain	22–28	Image analysis	24 h
2001	Liu Liang et al. [19]	Rat	Kidney	16–22	Auto-TV-image system	48 h
2002	Chen Yuchuan et al. [20]	Human	Marrow in bosom bone	20–25	Feulgen staining and computerized image analysis	7 d
2005	Zhang Lan et al. [21]	Rat	Liver, kidney and spleen	20	Terminal deoxynucleotide transferase	48 h
2005	He Fanggang et al. [22]	Human	Spleen	4, 17–28	Feulgen staining and image analysis technology	7–36 h
2008	Hu Jun et al. [23]	Rat	Bone marrow and brain	10, 20	Single cell gel electrophoresis	40 h
2011	Li Shanshan et al. [24]	Human	Liver	10, 20, 30	Image analysis technique	13–34 h