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Sex-based estimation of biological variation in plasma-free amino acid concentrations among healthy adults

Müjgan Ercan, Emiş Deniz Akbulut, Ayşen Caniklioğlu, Esra Fırat Oğuz et al. • Journal of Mass Spectrometry and Advances in the Clinical Lab (2025)

Introduction: Free amino acid (FAA) analysis plays a crucial role in diagnosing and monitoring inborn errors of metabolism, assessing nutritional status, and identifying metabolic imbalances associated with various diseases. This study aime...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmsacl.2025.04.010

Effects of different thermal processing methods on the flavor and precursor substances of the longissimus dorsi muscle in the “Duroc × Landrace × Yorkshire” ternary hybrid pigs

Xinran Yuan, Jialing Tang, Yulin Zhang, Zhengfeng Fang et al. • Food Chemistry: X (2026)

This study investigated the effects of boiling, frying, and roasting on flavor compounds and their precursors in the longissimus dorsi muscle of “Duroc × Landrace × Yorkshire” pigs. HS-SPME-GC–MS, electronic nose analysis, and multivariate ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.fochx.2026.103935

Cloud point extraction procedure for preconcentration and determination of lead(II) ions using triton X-100 at room temperature

Suljkanović Mersiha, Suljagić Jasmin, Hasić Nusreta, Hodžić Selmina • Acta Periodica Technologica (2019)

A Cloud point extraction (CPE) procedure was presented for preconcentration of lead(II) ions, after complexation by 18-crown-6 (18C6) and extraction with Triton X-100 at proposed experimental conditions. After separation of surfact...

DOAJ Open Access (DOAJ) DOI: 10.2298/APT1950286S

Free Amino Acids in Human Milk: A Potential Role for Glutamine and Glutamate in the Protection Against Neonatal Allergies and Infections

Joris H. J. van Sadelhoff, Selma P. Wiertsema, Johan Garssen, Johan Garssen et al. • Frontiers in Immunology (2020)

Breastfeeding is indicated to support neonatal immune development and to protect against neonatal infections and allergies. Human milk composition is widely studied in relation to these unique abilities, which has led to the identification ...

DOAJ Open Access (DOAJ) DOI: 10.3389/fimmu.2020.01007