Table 1.

Effects of 6 or 40 days of aestivation on the contents of various free amino acids (FAAs) and total free amino acids (TFAA) in the muscle of P. dolloi

Content (μmol g-1 wet mass)
FAA6 days in water (control)6 days aestivation40 days in water (control)40 days aestivation
Alanine 0.167±0.029 0.237±0.047 0.232±0.040 0.437±0.090* 
Anserine 4.87±1.90 4.71±0.98 2.51±1.11 4.06±1.37 
Arginine 2.40±0.52 4.75±0.50 3.91±1.05 0.766±0.156* 
Aspartate 0.075±0.018 0.154±0.021 0.094±0.010 0.377±0.087* 
β-alanine 0.055±0.003 0.049±0.0045 0.065±0.013 0.042±0.006 
Carnosine 0.118±0.018 0.117±0.012 0.167±0.028 0.177±0.044 
Glutamate 0.144±0.030 0.240±0.033 0.166±0.035 0.887±0.137* 
Glutamine 0.268±0.049 0.383±0.063 0.256±0.050 0.345±0.038 
Glycine 0.662±0.459 0.411±0.100 0.234±0.028 0.233±0.066 
Isoleucine 0.058±0.020 0.109±0.007* N.D. 0.073±0.015 
Leucine 0.103±0.027 0.201±0.019 0.117±0.011 0.186±0.035 
Lysine 0.705±0.187 1.06±0.13 1.10±0.36 0.208±0.089 
Proline 0.907±0.137 1.18±0.16 1.64±0.19 2.32±0.45 
Serine 0.139±0.012 0.155±0.013 0.240±0.027 0.206±0.054 
Taurine 0.419±0.051 0.248±0.033 0.361±0.048 0.287±0.045 
Threonine 0.174±0.019 0.150±0.027 0.154±0.016 0.201±0.046 
Tryptophan 0.092±0.004 0.104±0.008 0.136±0.045 0.039±0.012 
Valine 0.042±0.034 0.050±0.041 0.176±0.015 0.135±0.050 
TFAA 11.4±3.0 14.3±0.7 11.6±0.6 11.1±0.6 
Content (μmol g-1 wet mass)
FAA6 days in water (control)6 days aestivation40 days in water (control)40 days aestivation
Alanine 0.167±0.029 0.237±0.047 0.232±0.040 0.437±0.090* 
Anserine 4.87±1.90 4.71±0.98 2.51±1.11 4.06±1.37 
Arginine 2.40±0.52 4.75±0.50 3.91±1.05 0.766±0.156* 
Aspartate 0.075±0.018 0.154±0.021 0.094±0.010 0.377±0.087* 
β-alanine 0.055±0.003 0.049±0.0045 0.065±0.013 0.042±0.006 
Carnosine 0.118±0.018 0.117±0.012 0.167±0.028 0.177±0.044 
Glutamate 0.144±0.030 0.240±0.033 0.166±0.035 0.887±0.137* 
Glutamine 0.268±0.049 0.383±0.063 0.256±0.050 0.345±0.038 
Glycine 0.662±0.459 0.411±0.100 0.234±0.028 0.233±0.066 
Isoleucine 0.058±0.020 0.109±0.007* N.D. 0.073±0.015 
Leucine 0.103±0.027 0.201±0.019 0.117±0.011 0.186±0.035 
Lysine 0.705±0.187 1.06±0.13 1.10±0.36 0.208±0.089 
Proline 0.907±0.137 1.18±0.16 1.64±0.19 2.32±0.45 
Serine 0.139±0.012 0.155±0.013 0.240±0.027 0.206±0.054 
Taurine 0.419±0.051 0.248±0.033 0.361±0.048 0.287±0.045 
Threonine 0.174±0.019 0.150±0.027 0.154±0.016 0.201±0.046 
Tryptophan 0.092±0.004 0.104±0.008 0.136±0.045 0.039±0.012 
Valine 0.042±0.034 0.050±0.041 0.176±0.015 0.135±0.050 
TFAA 11.4±3.0 14.3±0.7 11.6±0.6 11.1±0.6 

Results represent means ± s.e.m. (N=4).

N.D., not detectable (detection limit=0.001 μmol g-1 wet mass).

*

Significantly different from the corresponding control condition(P<0.05)

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