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Table 3 Comparative hematology values (mean ± SD) among the cobras

From: Hematological and plasma biochemical parameters in a wild population of Naja naja (Linnaeus, 1758) in Sri Lanka

Species

Naja naja

Naja naja

Naja kaouthia

Naja siamensis

Naja sumatrana

Sex

M

F

M

F

   

References

Current study (Sri Lanka)

Parida et al. [33] (India)

Salakij et al. [26] (Thailand)

PCV (%)

23.80 ± 2.03a

20.41 ± 1.67a

29.8 ± 4.2a

25.4 ± 3.9a

21.2 ± 1.2a

21.3 ± 1.8a

18.8 ± 2.4a

Hemoglobin (g/dL)

7.6 ± 0.89a

6.62 ± 1.49a

6.9 ± 0.1a

6.5 ± 0.2

6.5 ± 0.4a

6.9 ± 0.6a

4.8 ± 0.7a

RBC (106/μL)

0.581 ± 0.035a

0.495 ± 0.0408a

0.39 ± 0.125a

0.3475 ± 0.750a

0.616 ± 0.052a

0.576 ± 0.042

0.657 ± 0.086a

MCV (fL)

397.71 ± 36.51a

380.30 ± 30.01

386.7 ± 63.8

348.2 ± 59.33a

362.7 ± 18.9a

371.6 ± 24.9a

289.3 ± 9.6a

MCH (pg)

135.43 ± 19.37a

141.11 ± 21.96b

118.6 ± 23.1a

142.4 ± 19.5

110.1 ± 5.90ab

120.3 ± 9.62ab

71.2 ± 3.1ab

MCHC (g/dL)

31.30 ± 14.61a

33.42 ± 9.67

38.8 ± 1.9a

42.6 ± 1.4a

30.5 ± 0.7

32.3 ± 1.5

24.8 ± 1.7a

WBC (103/μL)

12.45 ± 1.32a

11.98 ± 1.62b

11.70 ± 1.00

12.10 ± 2.00

14.316 ± 1.265

12.025 ± 0.880

9.816 ± 1.046ab

 ➢ Azurophils (%)

30.07 ± 3.12a

27.88 ± 2.1a

~

~

26.1 ± 3.7a

25.2 ± 3.5a

26.0 ± 4.5a

 ➢ Heterophils (%)

10.05 ± 2.41a

8.87 ± 2.53b

25.33 ± 3.51ab

23.66 ± 4.5ab

4.4 ± 1.0ab

1.9 ± 0.5ab

4.7 ± 1.3ab

 ➢ Eosinophils (%)

2.94 ± 0.88a

2.08 ± 1.12

3.66 ± 1.52

2.66 ± 1.52

1.1 ± 0.08a

1.4 ± 0.3a

0 ± 0

 ➢ Basophils (%)

1.02 ± 0.92a

0 ± 0

4.66 ± 1.52a

5 ± 2a

0 ± 0

0 ± 0

0.2 ± 0.2a

 ➢ Lymphocytes (%)

64 ± 4.43a

66.26 ± 5.2b

49 ± 5.43ab

47.26 ± 4.4ab

66.9 ± 4.4

71.8 ± 3.5ab

69.2 ± 4.1a

 ➢ Monocytes (%)

5.6 ± 2a

4.66 ± 1.52b

4 ± 2a

2.66 ± 1.52ab

1.2 ± 0.4ab

1.0 ± 0.5ab

0 ± 0

Total thrombocytes (103/μL)

5.36 ± 2.23

4.13 ± 1.45

~

~

~

~

~

Plasma protein (g/dl)

5.11 ± 0.75a

3.25 ± 0.74ab

4.53 ± 0.17a

1.24 ± 0.08ab

5.56 ± 0.43b

6.84 ± 0.63ab

9.6 ± 0.4ab

Cholesterol (mg/mL of serum)

4.09 ± 0.12

3.78 ± 0.42

3.76 ± 0.06

4.72 ± 0.2

~

~

~

Albumin(g/dl)

2.7 ± 1.1

2.1 ± 1.9

~

~

~

~

~

  1. PCV packed cell volume, RBC red blood cells, MCV mean corpuscular volume, MCH mean corpuscular hemoglobin, MHCH mean corpuscular hemoglobin concentration, WBC white blood cells, SD standard deviation
  2. Values are given as the mean ± SD (range), values indicated with the same superscript letters are significantly different at p < 0.05