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. 2021 Jul 16;10(7):1131. doi: 10.3390/antiox10071131

Table 2.

Correlation coefficients (R) between sperm total motility (Tot Mot), mitochondrial membrane potential (MMP), lipid peroxidation (LPO), intracellular content of hydrogen peroxide (H2O2) and of superoxide anions (O2−) in the three species examined.

Species MMP LPO H2O2 O2−
Bos taurus Tot Mot
MMP
LPO
H2O2 		+0.683 *** −0.890 ***
−0.621 **		 −0.742 ***
−0.320
+0.721 ***		 +0.299
+0.334
−0.253
−0.398
Ciona robusta Tot Mot
MMP
LPO
H2O2 		+0.272 −0.660 *
−0.720 ***		 −0.790 ***
−0.701 ***
+0.840 ***		 −0.693 ***
−0.713 ***
+0.946 ***
+0.830 ***
Mytilus galloprovincialis Tot Mot
MMP
LPO
H2O2 		−0.637** −0.595 **
+0.483 *		 −0.650 **
+0.605 **
+0.288		 −0.608 **
+0.775 **
+0.208
+0.649 **

* (p ≤ 0.05), ** (p ≤ 0.01), *** (p ≤ 0.001).