All Stories

  1. Analytical methods for determination of opioids in biological samples (2014-2025): A green chemistry perspective
  2. Pharmaceutical drug monitoring: the role of oral fluid sampling
  3. Chemical Characterisation of Cytisus striatus: A Multi-Technique Approach Using GC-MS, LC-HRMS/MS, NIR, and FT-RAMAN
  4. Recreational Drug Use at a Music Festival: A Dual Approach Using Hair Biomarkers Analysis and Participant Self‐Reported Drug Use
  5. Cannabinoid Therapies in Less-Common Disorders: Clinical Evidence and Formulation Strategies
  6. Analytical Strategies for the Determination of Herbicides in Water: Advances in Sample Preparation, Separation, and Detection
  7. Detection and quantification of selected cannabinoids in hair samples by liquid-liquid extraction and LC-MS/MS
  8. Opioid detection and quantification in plasma and oral fluid by LC–MS/MS
  9. The Potential of Volatilomics as Female Fertilization Biomarkers in Assisted Reproductive Techniques
  10. Obesogenic Dysregulation of Human Periprostatic Adipose Tissue Promotes the Viability of Prostate Cells and Reduces Their Sensitivity to Docetaxel and Cabazitaxel
  11. Production and Characterization of a Pullulan-Based Facial Mask Incorporating Grape Seed Flour Extract for Cosmeceutical Applications
  12. Chromatographic determination of antidepressants in plasma and saliva: Towards non-invasive therapeutic monitoring
  13. Miniaturised Extraction Techniques in Personalised Medicine: Analytical Opportunities and Translational Perspectives
  14. Bioactive Potential of Wild Plants from Gardunha Mountain: Phytochemical Characterization and Biological Activities
  15. Recent Trends in Solid-Phase Microextraction for the Monitoring of Drugs of Abuse in Wastewater
  16. Dried Matrix Spots for the Determination of Opiates and Opioids: Methodological Advances and Applications
  17. Bioactive Compounds and Traditional Uses of Tripleurospermum disciforme (C.A.Mey.) Sch.Bip.: A Comprehensive Study on Its Therapeutic Potential
  18. Characterization of Antidepressant Consumption in a Portuguese Inland Population
  19. Evaluation of Antiepileptic Drugs’ Stability in Oral Fluid Samples
  20. Analytical Approaches Using GC-MS for the Detection of Pollutants in Wastewater Towards Environmental and Human Health Benefits: A Comprehensive Review
  21. Salvinorin A and Salvia divinorum: Toxicology, Pharmacological Profile, and Therapeutic Potential
  22. Analysis of drugs of abuse and contaminants in individuals under drug surveillance programs: A study in hair samples
  23. Determination of ketamine and norketamine in hair samples by µ-QuEChERS and gas chromatography coupled to tandem mass spectrometry
  24. Portuguese Validated Versions of the Alcohol Use Disorders Identification Test: A Systematic Review of Academic and Grey Literature
  25. Microextraction by packed sorbent for the determination of selected synthetic cathinones and 2C-P in hair
  26. Vaginal formulation development: A strategy based on aptamer-guided liposome for human papillomavirus-induced lesions
  27. Advanced classification of Brazilian stingless bee honey by genus using comprehensive analytical techniques and chemometrics
  28. Blood and derivatives in NPS detection: Current insights and future challenges
  29. Volumetric Absorptive Microsampling in Toxicology
  30. A Systematic Analysis of Nutritional and Mineral Composition and Toxicity in Acacia Species Leaves
  31. Determination of Antiepileptics in Biological Samples—A Review
  32. Quantification of antidepressants in oral fluid and plasma samples using microextraction by packed sorbent and analysis by gas chromatography-tandem mass spectrometry
  33. Chemical Composition and Nutritional Value of Flowers and Fruits of Cytisus striatus (Hill) Rothm
  34. Determination of Arylcyclohexylamines in Biological Specimens: Sensors and Sample Pre-Treatment Approaches
  35. The role of ayahuasca in cell viability and oxidative stress in gastric adenocarcinoma cell line
  36. Use of CYP2D6 substrates and inhibitors during pain management with analgesic opioids: Drug-drug interactions that lead to lack of analgesic effectiveness
  37. Follicular Fluid and Blood Monitorization of Infertility Biomarkers in Women with Endometriosis
  38. Imiquimod-Loaded Nanosystem for Treatment Human Papillomavirus-Induced Lesions
  39. Characterisation of Cannabis-Based Products Marketed for Medical and Non-Medical Use Purchased in Portugal
  40. The Role of Ayahuasca in Colorectal Adenocarcinoma Cell Survival, Proliferation and Oxidative Stress
  41. Opioid Monitoring in Clinical Settings: Strategies and Implications of Tailored Approaches for Therapy
  42. Circadian ABCG2 Expression Influences the Brain Uptake of Donepezil across the Blood–Cerebrospinal Fluid Barrier
  43. Comparative study of sample preparation procedures to determine the main compounds in ayahuasca beverages by QuEChERS and high‐performance liquid chromatography analysis
  44. Aptamers for the Delivery of Plant-Based Compounds: A Review
  45. Essential Oils: Chemistry and Food Applications
  46. Sensors in the Detection of Abused Substances in Forensic Contexts: A Comprehensive Review
  47. The Therapeutic Potential of Amphetamine-like Psychostimulants
  48. First Chemical Profile Analysis of Acacia Pods
  49. A Systematic Review on the Therapeutic Effects of Ayahuasca
  50. The Potential of Oral Fluid in 1Drug Monitoring: An Update
  51. Characterization of Mineral Composition and Nutritional Value of Acacia Green Pods
  52. Solid Phase-Based Microextraction Techniques in Therapeutic Drug Monitoring
  53. Evaluation of Antipsychotic Drugs’ Stability in Oral Fluid Samples
  54. Postmenopausal sexual function and steroid hormone levels: a hospital-based cross-sectional study
  55. Analysis of Cannabinoids in Biological Specimens: An Update
  56. Specific Six-Transmembrane Epithelial Antigen of the Prostate 1 Capture with Gellan Gum Microspheres: Design, Optimization and Integration
  57. Miniaturized Solid Phase Extraction Techniques Applied to Natural Products
  58. Volatilomics as an Emerging Strategy to Determine Potential Biomarkers of Female Infertility: A Pilot Study
  59. Steroid hormone levels in postmenopausal hysterectomised women with and without ovarian conservation: the continuous endocrine function of the ovaries
  60. Thermofluor-Based Optimization Strategy for the Stabilization of Recombinant Human Soluble Catechol-O-Methyltransferase
  61. Unveiling the biopathway for the design of novel COMT inhibitors
  62. Natural Products: Therapeutic Properties and Beyond II
  63. Microextraction by Packed Sorbent as a Clean-up Approach for the Determination of Ketamine and Norketamine in Hair by Gas Chromatography--Tandem Mass Spectrometry
  64. Evaluation of the In Vitro Wound-Healing Potential of Ayahuasca
  65. Analysis of opiates in urine using microextraction by packed sorbent and gas Chromatography- Tandem mass spectrometry
  66. The Determination of Cannabinoids in Urine Samples Using Microextraction by Packed Sorbent and Gas Chromatography-Mass Spectrometry
  67. Editorial: Women in Analytical Chemistry
  68. Drug Formulations for Localized Treatment of Human Papillomavirus-Induced Lesions
  69. Advances in Membrane-Bound Catechol-O-Methyltransferase Stability Achieved Using a New Ionic Liquid-Based Storage Formulation
  70. Potential Applications of the Cytisus Shrub Species: Cytisus multiflorus, Cytisus scoparius, and Cytisus striatus
  71. Extraction Optimization of <i>Sorghum vulgare </i>for Natural Wool Dyeing Applications
  72. Characterisation of the Phenolic Profile of Acacia retinodes and Acacia mearnsii Flowers’ Extracts
  73. Follicular Fluid: A Powerful Tool for the Understanding and Diagnosis of Polycystic Ovary Syndrome
  74. Advances on Bioanalysis: Recent Approaches in the Determination of Biomarkers, Drugs of Abuse and Medicines
  75. An Update on the Implications of New Psychoactive Substances in Public Health
  76. Portuguese Validated Versions of the Alcohol Use Disorders Identification Test: A Systematic Review Protocol
  77. Secondary Metabolites and Their Applications
  78. Stability of Cocaine, Opiates, and Metabolites in Dried Saliva Spots
  79. Amphetamine in biological specimens: impact and implications for public health
  80. Pesticide Toxicology
  81. Discovery of Small Molecules as Membrane-Bound Catechol-O-methyltransferase Inhibitors with Interest in Parkinson’s Disease: Pharmacophore Modeling, Molecular Docking and In Vitro Experimental Validation Studies
  82. New Method for the Monitoring of Antidepressants in Oral Fluid Using Dried Spot Sampling
  83. Dried Urine Spots as a Sampling Approach for the Determination of Organophosphorus Insecticides by Gas Chromatography Tandem Mass Spectrometry
  84. Insights into the Bioactivities and Chemical Analysis of Ailanthus altissima (Mill.) Swingle
  85. In Vitro Study of the Bioavailability and Bioaccessibility of the Main Compounds Present in Ayahuasca Beverages
  86. Aptamer-Functionalized Gold Nanoparticles for Drug Delivery to Gynecological Carcinoma Cells
  87. Nanoaggregate-forming lipid-conjugated AS1411 aptamer as a promising tumor-targeted delivery system of anticancer agents in vitro
  88. Editorial: Current Analytical Trends in Drug Testing in Clinical and Forensic Toxicology
  89. Wine Spirit Ageing with Chestnut Staves under Different Micro-Oxygenation Strategies: Effects on the Volatile Compounds and Sensory Profile
  90. Recent Developments in New Therapeutic Agents against Alzheimer and Parkinson Diseases: In-Silico Approaches
  91. Eustigmatophyte strains with potential interest in cancer prevention and treatment: partial chemical characterization and evaluation of cytotoxic and antioxidant activity
  92. Psychoactive Substances of Natural Origin: Toxicological Aspects, Therapeutic Properties and Analysis in Biological Samples
  93. Correction: Simão, A.Y., et al. Evaluation of the Cytotoxicity of Ayahuasca Beverages. Molecules 2020, 25, 5594
  94. Recent Developments in the Determination of Biomarkers of Tobacco Smoke Exposure in Biological Specimens: A Review
  95. A review of current bioanalytical approaches in sample pretreatment techniques for the determination of antidepressants in biological specimens
  96. Evaluation of the Cytotoxicity of Ayahuasca Beverages
  97. Ayahuasca Beverages: Phytochemical Analysis and Biological Properties
  98. Recent Bionalytical Methods for the Determination of New Psychoactive Substances in Biological Specimens
  99. New miniaturized clean-up procedure for hair samples by means of microextraction by packed sorbent: determination of cocaine and metabolites
  100. Psilocybin as a New Approach to Treat Depression and Anxiety in the Context of Life-Threatening Diseases—A Systematic Review and Meta-Analysis of Clinical Trials
  101. Design and Characterization of Bioactive Bilayer Films: Release Kinetics of Isopropyl Palmitate
  102. The bitter taste receptor TAS2R14 regulates resveratrol transport across the human blood-cerebrospinal fluid barrier
  103. Microextraction by Packed Sorbent as a Novel Strategy for Sample Clean-Up in the Determination of Methadone and EDDP in Hair
  104. Julbernardia paniculata and Pterocarpus angolensis: From Ethnobotanical Surveys to Phytochemical Characterization and Bioactivities Evaluation
  105. Evaluation of the In Vitro Wound-Healing Activity and Phytochemical Characterization of Propolis and Honey
  106. Determination of N,N-dimethyltryptamine and beta-carbolines in plants used to prepare ayahuasca beverages by means of solid-phase extraction and gas-chromatography–mass spectrometry
  107. Toxicological Aspects and Determination of the Main Components of Ayahuasca: A Critical Review
  108. Determination of opiates in whole blood using microextraction by packed sorbent and gas chromatography-tandem mass spectrometry
  109. Determination of New Psychoactive Substances in Whole Blood Using Microwave Fast Derivatization and Gas Chromatography/Mass Spectrometry
  110. Development and validation of a HPLC–DAD method for quantification of phenolic compounds in different sweet cherry cultivars
  111. Organophosphorus pesticide determination in biological specimens: bioanalytical and toxicological aspects
  112. Determination of antipsychotic drugs in oral fluid using dried saliva spots by gas chromatography-tandem mass spectrometry
  113. Assessment of the Bioaccessibility and Bioavailability of the Phenolic Compounds of Prunus avium L. by in Vitro Digestion and Cell Model
  114. Determination of Selected Opiates in Hair Samples Using Microextraction by Packed Sorbent: A New Approach for Sample Clean-up
  115. Novel synthetic opioids – toxicological aspects and analysis
  116. Determination of amphetamine-type stimulants in urine samples using microextraction by packed sorbent and gas chromatography-mass spectrometry
  117. Mitragyna speciosa: Clinical, Toxicological Aspects and Analysis in Biological and Non-Biological Samples
  118. Determination of methadone and EDDP in oral fluid using the dried saliva spots sampling approach and gas chromatography-tandem mass spectrometry
  119. Cannabis and Its Secondary Metabolites: Their Use as Therapeutic Drugs, Toxicological Aspects, and Analytical Determination
  120. Opioid Use in Pregnant Women and Neonatal Abstinence Syndrome—A Review of the Literature
  121. Alcohol consumption assessment in a student population through combined hair analysis for ethyl glucuronide and fatty acid ethyl esters
  122. New analytical approach to determine organophosphorus insecticides in blood by dried matrix spots sampling and GC-MS/MS
  123. Development and validation of a gas chromatography/tandem mass spectrometry method for simultaneous quantitation of several antipsychotics in human plasma and oral fluid
  124. Valeriana spp.: Biological activities and new in vitro and in vivo perspectives
  125. Synthetic cannabinoids in biological specimens: a review of current analytical methods and sample preparation techniques
  126. Determination of Antiepileptic Drugs Using Dried Saliva Spots
  127. Determination of Organophosphorous Pesticides in Blood Using Microextraction in Packed Sorbent and Gas Chromatography–Tandem Mass Spectrometry
  128. A unique natural selective kappa -opioid receptor agonist, salvinorin A, and its roles in human therapeutics
  129. Determination of melatonin levels in different cherry cultivars by high-performance liquid chromatography coupled to electrochemical detection
  130. Sensitive determination of THC and main metabolites in human plasma by means of microextraction in packed sorbent and gas chromatography–tandem mass spectrometry
  131. Simultaneous Quantification of Antidepressants and Metabolites in Urine and Plasma Samples by GC–MS for Therapeutic Drug Monitoring
  132. Determination of antipsychotic drugs in hospital and wastewater treatment plant samples by gas chromatography/tandem mass spectrometry
  133. determination of ethyl glucuronide and fatty acid ethyl esters in hair samples
  134. Effects of Hypericum perforatum hydroalcoholic extract, hypericin, and hyperforin on cytotoxicity and CYP3A4 mRNA expression in hepatic cell lines: a comparative study
  135. Salvia divinorum: toxicological aspects and analysis in human biological specimens
  136. Cytotoxic Effects of Salvinorin A, A Major Constituent of Salvia divinorum.
  137. Determination of “new psychoactive substances” in postmortem matrices using microwave derivatization and gas chromatography–mass spectrometry
  138. Diosgenin: Recent Highlights on Pharmacology and Analytical Methodology
  139. Effects of Hypericum perforatum extract and its main bioactive compounds on the cytotoxicity and expression of CYP1A2 and CYP2D6 in hepatic cells
  140. Determination of ketamine and its major metabolite, norketamine, in urine and plasma samples using microextraction by packed sorbent and gas chromatography-tandem mass spectrometry
  141. Sampling alternative specimens: hair and oral fluid
  142. The role of liquid-phase microextraction techniques in bioanalysis
  143. Variations in headspace microextraction procedures and current applications in bioanalysis
  144. Assessing cocaine abuse using LC–MS/MS measurements in biological specimens
  145. Co-delivery of Sildenafil (Viagra®) and Crizotinib for Synergistic and Improved Anti-tumoral Therapy
  146. Strategies to improve the solubility and stability of stilbene antioxidants: A comparative study between cyclodextrins and bile acids
  147. Hair analysis for forensic applications: is the future bright?
  148. What are the recent advances in forensic oral fluid bioanalysis?
  149. A validated procedure for detection and quantitation of salvinorin a in pericardial fluid, vitreous humor, whole blood and plasma using solid phase extraction and gas chromatography–mass spectrometry
  150. Analysis of Salvinorin A in urine using microextraction in packed syringe and GC–MS/MS
  151. Determination of seven selected antipsychotic drugs in human plasma using microextraction in packed sorbent and gas chromatography–tandem mass spectrometry
  152. Analytical approach to determine biogenic amines in urine using microextraction in packed syringe and liquid chromatography coupled to electrochemical detection
  153. Role of microextraction sampling procedures in forensic toxicology
  154. Determination of biomarkers of tobacco smoke exposure in oral fluid using solid-phase extraction and gas chromatography–tandem mass spectrometry
  155. Determination of piperazine-type stimulants in human urine by means of microextraction in packed sorbent and high performance liquid chromatography-diode array detection
  156. Rapid determination of piperazine-type stimulants in human urine by microextraction in packed sorbent after method optimization using a multivariate approach
  157. Anti-Helicobacter pylori and urease inhibitory activities of resveratrol and red wine
  158. Bioanalytical procedures and recent developments in the determination of opiates/opioids in human biological samples
  159. Development and Validation of an Analytical Method for the Determination oftrans- andcis-Resveratrol in Wine: Analysis of Its Contents in 186 Portuguese Red Wines
  160. Hair: a complementary source of bioanalytical information in forensic toxicology
  161. Determination of eight selected organophosphorus insecticides in postmortem blood samples using solid-phase extraction and gas chromatography/mass spectrometry
  162. Quantitative analysis of five sterols in amniotic fluid by GC–MS: Application to the diagnosis of cholesterol biosynthesis defects
  163. Antimicrobial activity and effects of resveratrol on human pathogenic bacteria
  164. Bioanalytical methods for the determination of cocaine and metabolites in human biological samples
  165. Current technologies and considerations for drug bioanalysis in oral fluid
  166. LC-MS: a powerful tool in workplace drug testing
  167. Caffeine Content of Retail Market Coffee in Portugal
  168. The role of alternative specimens in toxicological analysis
  169. Massive intoxication involving unusual high concentration of amitriptyline
  170. Solid-Phase Extraction and Gas Chromatographic-Mass Spectrometric Determination of the Veterinary Drug Xylazine in Human Blood
  171. Analytical approach to determine ticlopidine in post-mortem blood
  172. Determination of parathion in biological fluids by means of direct solid-phase microextraction
  173. Solid-phase microextraction for gas chromatographic/mass spectrometric analysis of dimethoate in human biological samples
  174. Determination of quinalphos in blood and urine by direct solid-phase microextraction combined with gas chromatography–mass spectrometry
  175. Determination of Furosemide in Whole Blood using SPE and GC-EI-MS
  176. Determination of Strychnine in Human Blood using Solid-Phase Extraction and GC-EI-MS
  177. Application of solid phase microextraction to the determination of strychnine in blood