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Table 1 Blood analysis results before (D0) and after (D6) 5 days administration of 5 mg/kg (Group 1) or 25 mg/kg (Group 2) of oral doxycycline BID in 2 months-old healthy Belgian Blue calves.

From: Clinical evaluation of cardiac effects of experimental doxycycline overdosing in healthy calves

  

Group 1 (n = 6)

Group 2 (n = 6)

 
 

Reference

range

D0

Mean ± SD

D6

Mean ± SD

D0

Mean ± SD

D6

Mean ± SD

Group 1 vs Group 2

p

AST (IU/L)

70-130

77 ± 13

77 ± 16

62 ± 19

68 ± 23

NS

LDH (IU/L)

1691-2618

2464 ± 512

2578 ± 428

2031 ± 336

2169 ± 348

NS

CK (IU/L)

128-244

270 ± 257

306 ± 27

145 ± 37

191 ± 79

NS

Iso-CK MM (%)

 

55 ± 17

45 ± 21

39 ± 11

47 ± 16

NS

Iso-CK BB (%)

 

5 ± 2

4 ± 2

5 ± 2

3 ± 1

NS

Iso-CK MB (%)

 

3 ± 3

3 ± 2

3 ± 1

2 ± 1

NS

Iso-CK MT (%)

 

37 ± 14

49 ± 18

54 ± 12

49 ± 17

NS

  1. AST: aspartate aminotransferase; LDH: lactate dehydrogenase; CK: creatine kinase; Iso-CK MM: muscle creatine kinase isoenzyme; Iso-CK BB: brain creatine kinase isoenzyme; Iso-CK MB: heart creatine kinase isoenzyme; Iso-CK MT: mitochondrial creatine kinase isoenzyme; NS: not significant.