All Stories

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