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Table 4 Amino acid concentrations in muscles (μmol/l of intracellular water)

From: Alterations in protein and amino acid metabolism in rats fed a branched-chain amino acid- or leucine-enriched diet during postprandial and postabsorptive states

 

Fed animals

Overnight starved animals

SLD (n = 10)

HVLID (n = 10)

HLD (n = 9)

SLD + S (n =10)

HVLID + S (n = 10)

HLD + S (n = 10)

M. gastrocnemius

 Valine

269 ± 15

547 ± 28 a

166 ± 8 a,c

317 ± 9

352 ± 10 b

336 ± 19 b

 Isoleucine

129 ± 10

227 ± 12 a

72 ± 5 a,c

182 ± 5 b

199 ± 5

181 ± 8 b

 Leucine

193 ± 13

328 ± 19 a

533 ± 30 a,c

264 ± 7 b

302 ± 10

304 ± 18 b

 Glutamine

5773 ± 244

5731 ± 212

6665 ± 236 a,c

3870 ± 141 b

3892 ± 148 b

4714 ± 103 a,b,c

 Alanine

3188 ± 165

4838 ± 644a

4879 ± 183 a

3227 ± 103

3025 ± 61 b

3467 ± 115 b

M. soleus

 Valine

190 ± 8

452 ± 26 a

128 ± 9 a,c

229 ± 9

226 ± 6 b

215 ± 11 b

 Isoleucine

92 ± 6

184 ± 12 a

49 ± 6 a,c

126 ± 5 b

116 ± 3 b

109 ± 6 b

 Leucine

159 ± 10

287 ± 15

595 ± 93 a,c

231 ± 19

196 ± 4

216 ± 12 b

 Glutamine

12,374 ± 279

13,849 ± 451

15,137 ± 835 a

11,887 ± 357

11,962 ± 529 b

13,656 ± 334

 Alanine

3293 ± 99

3920 ± 151 a

3972 ± 204 a

3633 ± 131

3558 ± 132

3854 ± 112

M. ext.digitorum longus

 Valine

268 ± 9

552 ± 28 a

177 ± 7 a

336 ± 23 b

339 ± 8 b

330 ± 13 b

 Isoleucine

124 ± 4

235 ± 12 a

82 ± 7 a,c

199 ± 12 b

194 ± 10 b

182 ± 13 b

 Leucine

201 ± 8

354 ± 23 a

558 ± 27 a,c

297 ± 18 b

325 ± 38 b

297 ± 10 b

 Glutamine

8413 ± 322

9216 ± 293

9935 ± 480 a

5880 ± 175 b

6137 ± 193 b

6838 ± 140 b

 Alanine

3499 ± 136

4642 ± 111 a

5272 ± 235 a,c

3635 ± 143

3762 ± 115 b

3818 ± 110 b

  1. Means ± SE, p ˂ 0.05
  2. a compared to the corresponding control (SLD or SLD + S)
  3. b compared to the corresponding fed group
  4. c HLD (HLD + S) vs. HVLID (HVLID + S). Abbreviations as indicated in Table 1