کد مقاله | کد نشریه | سال انتشار | مقاله انگلیسی | نسخه تمام متن |
---|---|---|---|---|
5931028 | 1572180 | 2013 | 4 صفحه PDF | دانلود رایگان |
عنوان انگلیسی مقاله ISI
Effect of Exercise Training on Pulmonary Oxygen Uptake Kinetics in Heart Transplant Recipients
ترجمه فارسی عنوان
تأثیر آموزش تمرین بر روی سینتیک جذب اسیدهای ریوی در گیرنده های پیوند قلب
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موضوعات مرتبط
علوم پزشکی و سلامت
پزشکی و دندانپزشکی
کاردیولوژی و پزشکی قلب و عروق
چکیده انگلیسی
Pulmonary oxygen uptake (VËO2p) at exercise onset is severely delayed in heart transplant recipients (HTRs). The role of exercise training to improve VËO2p kinetics in HTRs has not been studied. We examined VËO2p kinetics before and after 12 weeks of aerobic and strength training (HTR-T; n = 19, mean ± SD age: 57 ± 10 years) or usual care (HTR-UC; n = 16, mean age: 58 ± 12 years). Phase II VËO2p kinetics, reflecting the rate of muscle metabolic adaptation, improved 37% after training compared with usual care (HTR-UC, 15 ± 19 vs 2 ± 13 seconds improvement, p = 0.02). The change in rest to steady-state heart rate reserve before and after 12 weeks was not different in HTR-T (â2 ± 9 beats/min) and HTR-UC (â1 ± 7 beats/min; p = 0.78). No significant relation was found between the change in VËO2p kinetics and rest to steady-state heart rate reserve. Changes in leg lean tissue mass and VËO2p kinetics were significantly related (r = â0.46, p = 0.008). In conclusion, a favorable adaptation in skeletal muscle oxidative function may underpin our finding of faster VËO2p kinetics in HTRs after exercise training.
ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: The American Journal of Cardiology - Volume 112, Issue 9, 1 November 2013, Pages 1489-1492
Journal: The American Journal of Cardiology - Volume 112, Issue 9, 1 November 2013, Pages 1489-1492
نویسندگان
Corey R. PhD, Wayne J. MD, Mark J. PhD,