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Table 2 Sperm kinematic parameter measurements* (average ± SD) captured at 50 frames/second

From: Sperm structure and motility in the eusocial naked mole-rat, Heterocephalus glaber: a case of degenerative orthogenesis in the absence of sperm competition?

Parameter

Measurement

Motility (%)

7.3 ± 6.7

Concentration (Ă—106/ml)

43.0 ± 45.2

VCL (ÎĽm/s)

35.5 ± 6.7

VSL (ÎĽm/s)

16.3 ± 6.3

VAP (ÎĽm/s)

26.1 ± 5.9

LIN (%)

44.4 ± 9.5

STR (%)

60.6 ± 10.8

WOB (%)

73.0 ± 4.4

ALH (ÎĽm)

0.5 ± 0.4

BCF (Hz)

4.9 ± 5.3

  1. *Data are combined for breeders, subordinates and dispersers.
  2. VCL = curvilinear velocity, VSL = straight-line velocity, VAP = average path velocity, LIN = linearity, STR = straightness, WOB = wobble, ALH = amplitude of lateral head displacement, BCF = beat cross frequency.
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BMC Ecology and Evolution

ISSN: 2730-7182

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