In contrast, a positive effect of longer equilibration time
with DMA (30 minutes vs. 1 minute) was found on sperm
viability in chicken semen processed with 6% DMA and
straw packaging before freezing/thawing; however, sperm
motility was not affected by the same conditions [40].
A relation between DMAco and cooling rate was found
in chicken semen packaged in straws, and the best condition
to preserve sperm viability after freezing/thawing was
low DMA inclusion, corresponding to 0.6 M, combined with
200 C/min