[HTML][HTML] Effect of caffeine on oxidative stress during maximum incremental exercise

…, JI Maynar, A Córdova, M Maynar - Journal of Sports …, 2006 - ncbi.nlm.nih.gov
Caffeine (1, 3, 7-trimethylxanthine) is an habitual substance present in a wide variety of
beverages and in chocolate-based foods and it is also used as adjuvant in some drugs. The …

Caffeine ingestion effects on oxidative stress in a steady-state test at 75% VO2max

…, D Muñoz, JI Maynar, MJ Caballero, M Maynar - Science & Sports, 2008 - Elsevier
INTRODUCTION: Caffeine is a commonly used ergogenic aid in endurance sports. However,
its role is not well known on oxidative stress during exercise: pro-oxidative or antioxidant …

Menopause-induced changes in lipid fractions and total fatty acids in plasma

M Maynar, G Mahedero, I Maynar, JI Maynar… - Endocrine …, 2001 - Taylor & Francis
The purpose of the present work was to evaluate the changes induced by the menopause in
plasma lipids and total fatty acids. Methods: 35 post-menopausal and 25 non-…

SHBG, plasma, and urinary androgens in weight lifters after a strength training

…, A González, G Olcina, F Toribio, JI Maynar… - Journal of physiology …, 2010 - Springer
Previous studies with different results have suggested that total and bioavailable testosterone
levels are modified by physical exercise. Such changes may be related to modifications in …

Effects of aerobic exercise on urinary estrogens and progestagens in pre and postmenopausal women

…, D Muñoz, JI Maynar, MJ Caballero, M Maynar - European journal of …, 2012 - Springer
The purpose of this study was to elucidate the effect of 6 months of aerobic exercise on urinary
excretion of female steroid hormones in pre and postmenopausal women and to check …

A nutraceutical product based on Jerte Valley cherries improves sleep and augments the antioxidant status in humans

…, AF Toribio-Delgado, JI Maynar-Mariño… - e-SPEN, the European e …, 2009 - Elsevier
BACKGROUND & AIMS: The relationship between diet and health has led to intense
research into bioactive compounds in foods. The present study evaluated the effect of the …

Determination of urine steroid profile in untrained men to evaluate recovery after a strength training session

…, JI Maynar, MJ Caballero, M Maynar - The Journal of …, 2008 - journals.lww.com
Timon, R, Olcina, G, Muñoz, D, Maynar, JI, Caballero, MJ, and Maynar, M. Determination of
urine steroid profile in untrained men to evaluate recovery after a strength training session. J …

Urine excretion of androgen hormones in professional racing cyclists

…, P Mena, C Rodríguez, R Cortes, JI Maynar - European journal of …, 1994 - Springer
This study was performed on 16 professional racing cyclists to examine changes in urine
concentrations of androgen hormones (testosterone, epitestosterone, androsterone, …

Variations in urine excretion of steroid hormones after an acute session and after a 4-week programme of strength training

…, MJ Caballero, JI Maynar Marino - European journal of …, 2007 - Springer
Performing strength exercise, whether acutely or in a training programme, leads to alterations
at the hypothalamic-pituitary-testicular and hypothalamic-pituitary-adrenal axes. One way …

Lipoxygenase activity in grapes (cv. Macabeo). I. Evidence and partial purification

R Zamora, JI Maynar, JL Mesias - American journal of …, 1985 - Am Soc Enol Viticulture
Lipoxygenase activity in grapes (cv. Macabeo) was evidenced as an increase in absorbance
at 234 nm. Lipoxygenase was isolated by ammonium sulfate fractionation, hydrophobic …