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Table 1 Comparison of biometric averages of Trypanosoma vivax from Zebu bulls from the Central Station of Artificial Insemination (CSAI) and other isolates in Brazila

From: Evaluation of parameters related to libido and semen quality in Zebu bulls naturally infected with Trypanosoma vivax

Locality

L

PK

KN

PN

NA

F

KI

NI

Minas Gerais (CSAI) - Present study

20.56

0.86

5.44

6.31

5.62

6.44

1.16

1.54

Minas Gerais [8]

19.89

0.90

6.64

7.55

7.46

6.22

1.04

1.14

Tocantins [5]

19.42

0.96

6.24

7.25

5.87

6.29

1.16

1.24

Pará [18]

22.77

0.65

6.16

7.60

8.22

6.92

1.23

0.94

Mato Grosso [9]

18.73

1.02

6.10

7.18

5.40

6.15

1.17

1.50

Mato Grosso do Sul [19]

18.10

0.30

7.46

7.76

6.03

4.30

1.04

1.34

  1. aData are presented in μm. L total length of parasite, including free flagellum, PK distance from the end of posterior to kinetoplast, KN distance from kinetoplast to the middle of the nucleus. PN distance from the end of posterior extremity to the middle of the nucleus, NA distance from the middle of the nucleus to the end of anterior extremity. F free flagellum length, KI kinetoplast index, NI nuclear index