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Journal of Exercise Nutrition & Biochemistry

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https://www.readbyqxmd.com/read/29036767/the-role-of-glycation-in-the-pathogenesis-of-aging-and-its-prevention-through-herbal-products-and-physical-exercise
#1
Chan-Sik Kim, Sok Park, Junghyun Kim
PURPOSE: Advanced glycation end products (AGEs) are non-enzymatic modifications of proteins or lipids after exposure to sugars. In this review, the glycation process and AGEs are introduced, and the harmful effects of AGEs in the aging process are discussed. METHODS: Results from human and animal studies examining the mechanisms and effects of AGEs are considered. In addition, publications addressing means to attenuate glycation stress through AGE inhibitors or physical exercise are reviewed...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036766/resistance-training-increases-fibroblast-growth-factor-21-and-irisin-levels-in-the-skeletal-muscle-of-zucker-diabetic-fatty-rats
#2
Hee-Jae Kim, Wook Song
PURPOSE: Although the fibroblast growth factor-21 (FGF-21) and irisin roles are well demonstrated in metabolic disease, there have been no reports investigating the effect of resistance exercise on FGF-21 and irisin levels in diabetic skeletal muscles. Therefore, this study aimed to investigate the change of FGF-21 and irisin levels in various skeletal muscles, and their association with muscle strength, following 8 weeks of resistance training using Zucker diabetic fatty rats (type 2 diabetic animal models)...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036765/development-of-an-anaerobic-threshold-hrlt-hrvt-estimation-equation-using-the-heart-rate-threshold-hrt-during-the-treadmill-incremental-exercise-test
#3
Joo-Ho Ham, Hun-Young Park, Youn-Ho Kim, Sang-Kon Bae, Byung-Hoon Ko, Sang-Seok Nam
PURPOSE: The purpose of this study was to develop a regression model to estimate the heart rate at the lactate threshold (HRLT) and the heart rate at the ventilatory threshold (HRVT) using the heart rate threshold (HRT), and to test the validity of the regression model. METHODS: We performed a graded exercise test with a treadmill in 220 normal individuals (men: 112, women: 108) aged 20-59 years. HRT, HRLT, and HRVT were measured in all subjects. A regression model was developed to estimate HRLT and HRVT using HRT with 70% of the data (men: 79, women: 76) through randomization (7:3), with the Bernoulli trial...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036764/hippotherapy-and-neurofeedback-training-effect-on-the-brain-function-and-serum-brain-derived-neurotrophic-factor-level-changes-in-children-with-attention-deficit-or-and-hyperactivity-disorder
#4
Namju Lee, Sok Park, Jongkyu Kim
PURPOSE: The purpose of this study was to investigate the effect of hippotherapy and electroencephalography (EEG) neurofeedback on brain function and blood brain-derived neurotrophic factor (BDNF) level in children with attention-deficit or/and hyperactivity disorder (ADHD). METHODS: Sixteen children with ADHD participated in this study and were randomly divided into 2 groups, a 1-time hippotherapy group (W1G, n = 8) and a 2-time hippotherapy group (W2G, n = 8)...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036763/effect-of-treadmill-exercise-on-skeletal-muscle-autophagy-in-rats-with-obesity-induced-by-a-high-fat-diet
#5
Do Keun Cho, Dong Hun Choi, Joon Yong Cho
PURPOSE: This study aimed to investigate the effects of treadmill exercise on body weight, blood biochemistry, and autophagy. METHODS: Triglyceride, total cholesterol, low-density lipoprotein cholesterol, high-density lipoprotein cholesterol, insulin, and glucose levels were measured, the Homeostatic Model Assessment of Insulin Resistance (HOMA-IR) score was calculated, and the soleus muscle was analyzed for autophagy-related factors (Beclin-1, p62, LC3, Lamp-2) in rats with obesity induced by a high-fat diet...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036762/low-intensity-aerobic-exercise-training-inhibition-of-skeletal-muscle-atrophy-in-high-fat-diet-induced-ovariectomized-rats
#6
Hye Jin Kim, Won Jun Lee
PURPOSE: Postmenopausal women are highly susceptible to diseases, such as obesity, type 2 diabetes, osteoporosis, or skeletal muscle atrophy and many people recognize the need for regular physical activity. Aerobic exercise training is known to improve the oxidative capacity and insulin sensitivity of skeletal muscles. This study aimed to investigate the role of low-intensity aerobic exercise training on skeletal muscle protein degradation or synthesis in the plantaris muscles of high-fat-fed ovariectomized rats...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036761/effects-of-conjugated-linoleic-acid-n-3-and-resistance-training-on-muscle-quality-and-expression-of-atrophy-related-ubiquitin-ligases-in-middle-aged-mice-with-high-fat-dietinduced-obesity
#7
Seung-Lyul Oh, Sang-Rok Lee, Jeong-Su Kim
PURPOSE: To investigate the effects of conjugated linoleic acid (CLA)/n-3 supplements and resistance exercise training (RT) for 20 weeks on muscle quality and genes related to protein synthesis/degradation in middle-aged mice with high-fat diet (HFD)-induced obesity. METHODS: Nine-month-old C57BL/6 male mice were randomly assigned to five groups: 1) normal diet (C), 2) high-fat diet (H), 3) H+RT (HRT), 4) H+CLA/n-3 (H-CN), and 5) H+RT+CLA/n-3 (H-RTCN). HFD groups were given a diet containing 60% fat for 20 weeks, and exercised groups underwent progressive RT using weighted ladder climbing...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/29036760/the-effects-of-downhill-and-uphill-exercise-training-on-osteogenesis-related-factors-in-ovariectomy-induced-bone-loss
#8
Yun-Seok Kang, Chun-Ho Kim, Jeong-Seok Kim
PURPOSE: Recent evidence suggests that regular exercise training plays a decisive role in maintaining homeostasis and promoting muscle and skeletal formation. However, the effect of downhill exercise training on osteogenesis-related factors is not well understood. METHODS: Thus, we investigated the effect of uphill and downhill training on ovariectomy (OVX)-induced bone loss. After ovary removal, the exercise method performed included uphill (16 m/min, +15°) and downhill training (16 m/min, -15°) for 60 min/day and 5 days/week, respectively, for 8 weeks...
September 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715887/pectin-lyase-modified-red-ginseng-extract-exhibits-potent-anti-glycation-effects-in-vitro-and-in-vivo
#9
Chan-Sik Kim, Kyuhyung Jo, Mi-Kyung Pyo, Jin Sook Kim, Junghyun Kim
PURPOSE: GS-E3D is a newly developed pectin lyase-modified red ginseng extract. The purpose of this study was to evaluate the inhibitory effects of GS-E3D against advanced glycation end products. METHODS: In this study, we evaluated the inhibitory effects of GS-E3D on the formation of advanced glycation end products (AGEs) and their cross-linking with collagen in vitro and in streptozotocin-induced diabetic rats. RESULTS: An in vitro assay for the glycation of bovine serum albumin by methylglyoxal showed that GS-E3D inhibited AGE formation at an IC50 value of 19...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715886/effects-of-swimming-exercise-on-high-fat-diet-induced-low-bone-mineral-density-and-trabecular-bone-microstructure-in-rats
#10
Yun-Seok Kang, Sang-Hyun Kim, Jae-Cheol Kim
PURPOSE: This study aimed to investigate the effect of swimming exercise on high-fat diet-induced low bone mineral density (BMD) and trabecular bone microstructure in rats. METHODS: Eight-week-old male Sprague- Dawley (SD) rats were divided into a normal diet group (n = 9) and a high-fat diet group (n = 15). Three rats in each group were sacrificed after 8 weeks of high-fat diet to evaluate the association between high-fat diet and bone health. The other 18 rats were reassigned to 3 groups (normal diet control, NC; high-fat diet control, HC; high-fat diet + Exercise, HEx) for up to another 8 weeks...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715885/the-effects-of-exercise-and-cold-exposure-on-mitochondrial-biogenesis-in-skeletal-muscle-and-white-adipose-tissue
#11
Nana Chung, Jonghoon Park, Kiwon Lim
PURPOSE: The purpose of this study was to determine whether exercise or/and cold exposure regulate mitochondria biogenesis-related gene expression in soleus and inguinal adipose tissue of mice. METHODS: Forty ICR 5-week old male mice were divided into four groups: thermoneutrality-untrained (23 ± 1 °C in room temperature, n=10), cold-water immersion (24 ± 1 °C, n=10), exercise in neutral temperature (34 ± 1 °C, n=10), and exercise in cold temperature (24 ± 1 °C, n=10)...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715884/association-of-daily-physical-activity-level-with-health-related-factors-by-gender-and-age-specific-differences-among-korean-adults-based-on-the-sixth-2014-2015-korea-national-health-and-nutrition-examination-survey
#12
Nana Chung, Hun-Young Park, Mi-Young Park, Yoon-Young Hwang, Chi-Ho Lee, Jin-Soo Han, Jaemoo So, Jisu Kim, Jonghoon Park, Kiwon Lim
PURPOSE: This study examined the effects of daily physical activity level on health-related factors according to gender and identified age-specific differences among Korean adults. METHODS: Using data from the Korea National Health and Nutrition Examination Survey VI (2014-2015), we selected adults aged 19-64 years who participated in both a health examination and health interview survey. The study included 6,457 participants 19-64 years of age (2,611 men, 3,846 women)...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715883/association-between-meeting-physical-activity-guidelines-and-mortality-in-korean-adults-an-8-year-prospective-study
#13
Junghoon Kim
PURPOSE: Although previous studies have investigated the association between physical activity and various health outcomes, limited information is available on the effect of meeting new governmental guidelines for physical activity on the risk of mortality in Korean adults. This study aimed to examine the prospective association between meeting these guidelines and all-cause mortality during an 8-year follow-up using a large nationwide sample of middle-aged and older adults in Korea. METHODS: This prospective study was conducted based on the Korean Longitudinal Study of Ageing...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715882/influences-of-body-mass-index-and-physical-activity-on-hypertension-and-stroke-in-korean-adult-males-10-year-longitudinal-study
#14
Yonghwan Kim, Haemi Jee
PURPOSE: Hypertension and stroke have been major causes of increased mortality and social and economic burden in Korea. Although physical activity is one of the critical factors for managing adult diseases, studies on the long-term effects are rarely discussed. Therefore, the aim of this study was to elucidate the role of physical activity in hypertension and stroke via a 10-year longitudinal study. METHODS: Routinely performed health screening results of 5,624,503 Korean men between ages 20 to 70 obtained from the National Health Insurance Service (2002-2013) were assessed for this study...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715881/comparison-of-bone-metabolism-based-on-the-different-ages-and-competition-levels-of-junior-and-high-school-female-rhythmic-gymnasts
#15
Taewoong Oh, Tatsuki Naka
PURPOSE: This study was to clarify the effect of age and competition level by measuring bone metabolism markers and bone mineral density measurements of junior high school and high school female rhythmic gymnasts, who restrict their diets to maintain a low body weight, while routinely undertaking long hours of high-intensity exercise, comparing the gymnasts based on their elite/non-elite. METHODS: The study investigated 7 junior high school and 12 high school female rhythmic gymnasts...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28715880/effects-of-acute-high-intensity-resistance-exercise-on-cognitive-function-and-oxygenation-in-prefrontal-cortex
#16
Hyukki Chang, Kyungae Kim, Yu-Jin Jung, Morimasa Kato
PURPOSE: Moderate-intensity exercise is known to be the best effective intensity to enhance cognitive function, including memory and learning. However, the effects of high-intensity exercise in comparison with moderate- intensity exercise on cognitive function remain controversial. The aim of this study was to investigate the effect of high-intensity resistance exercise on cognitive function. METHODS: Thirty-six healthy female college students volunteered to participate in this study...
June 30, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28828762/effects-of-different-doses-of-silk-peptide-on-energy-metabolism-during-exercise-in-mice
#17
Jisu Kim, Jonghoon Park, Bokyung Kim, Chi-Ho Lee, Kiwon Lim, Heajung Suh
PURPOSE: This study was carried out to determine the optimal dose of silk peptide for enhancing fat metabolism during exercise. METHODS: Fifty male ICR mice were randomly divided into five groups: Sed, SP0, SP200, SP400, and SP800. All SP mice underwent training by running on a treadmill 5 times a week for 2 weeks (20 m/min, 8° slope, 50 min/day for the first week and 25 m/min, 8° slope, 50 min/day at about 70-75% of maximum oxygen uptake for the second week)...
March 31, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28712265/jaeumganghwa-tang-a-traditional-herbal-formula-improves-muscle-function-and-attenuates-muscle-loss-in-aged-mice
#18
Yun Mi Lee, Ohn Soon Kim
PURPOSE: Jaeumganghwa-Tang (JGT), a traditional herbal formula composed of 12 medicinal herbs, is used for the treatment of age-related diseases. In the present study, we investigated the effects of JGT on muscle mass and function in aged mice. METHODS: Young (5-month-old) and old (19-month-old) male C57BL/6 mice were divided into two groups each; one group received JGT (75 mg/d) and the other group received the vehicle for 6 weeks. At the end of the experimental period, muscle strength was examined using the wire hang test, and the tibialis anterior and gastrocnemius muscles were weighed...
March 31, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28712264/treadmill-exercise-ameliorates-the-regulation-of-energy-metabolism-in-skeletal-muscle-of-nse-ps2mtransgenic-mice-with-alzheimer-s-disease
#19
Jang-Soo Yook, Joon-Yong Cho
PURPOSE: Alzheimer's disease (AD) is classified as a progressive neurological disorder, which not only causes cognitive impairment but also abnormal weight loss, with a reduction of muscle mass related to the accumulation of amyloid-β (Aβ) in skeletal muscle. Thus, we investigated the effect of treadmill exercise on Aβ deposition, and p-AMPK, p-ACC, BDNF, and GLUT4 protein levels the regulation of muscle energy metabolism using an AD mouse. METHODS: At 13 months of age, NSE/PS2m mice (Tg) and control mice (non-Tg) were assigned to non-exercise control (Con) and exercise groups (Exe)...
March 31, 2017: Journal of Exercise Nutrition & Biochemistry
https://www.readbyqxmd.com/read/28712263/effects-of-colostrum-serum-on-the-serotonergic-system-in-the-dorsal-raphe-nuclei-of-exercised-rats
#20
Tae-Woon Kim, Chang-Ju Kim, Jinhee Seo
PURPOSE: The central fatigue hypothesis suggests that exhaustion, or the maximum level of exercise, induces excessive stress and increases serotonin concentrations in the brain, which in turn decreases central nervous system (CNS) function and induces fatigue. Our aim was to determine the effects of colostrum serum on the serotonergic system in the dorsal raphe nuclei during exhaustive exercise. METHODS: Animals were randomly divided into five groups: control, exercise, exercise and treatment with 50, 100, and 200 mg/kg of colostrum serum...
March 31, 2017: Journal of Exercise Nutrition & Biochemistry
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