{"id":"W4408261637","doi":"10.1016/j.steroids.2025.109597","title":"Evaluation of the short-term stability of 6α-chloro-testosterone, 6β-bromo-androstenedione and 6-oxo-androstenedione in dimethylsulfoxide and methanol using liquid and gas chromatography − mass spectrometry","year":2025,"lang":"en","type":"article","venue":"Steroids","topic":"Pharmacological Effects and Assays","field":"Agricultural and Biological Sciences","cited_by":3,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"World Anti-Doping Agency","keywords":"Androstenedione; Chromatography; Chemistry; Methanol; Mass spectrometry; Gas chromatography–mass spectrometry; Testosterone (patch); Organic chemistry; Internal medicine; Biochemistry; Androgen; Medicine; Hormone","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005646911,0.0005921126,0.0002320454,0.0004332944,0.0004854285,0.0003380686,0.0004514763,0.0006039367,0.001128832],"category_scores_gemma":[0.001021435,0.0002009517,0.0003461089,0.0003917057,0.0004833433,0.000357172,0.000277189,0.0007315584,0.0006999345],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004421671,"about_ca_system_score_gemma":0.0006295819,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002077467,"about_ca_topic_score_gemma":0.002212033,"domain_scores_codex":[0.9996486,0.00004952386,0.00002353026,0.00009129007,0.0001534815,0.00003361604],"domain_scores_gemma":[0.9993322,0.0001329117,0.0001160183,0.00007416256,0.000257193,0.00008737669],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0004801917,0.00003230409,0.0008497743,0.00003580091,0.00003160122,0.00004086729,0.00005513348,0.00007675439,0.9940292,0.00007408598,0.00005938217,0.004234962],"study_design_scores_gemma":[0.00001133975,0.0003806397,0.006150137,0.000004760624,0.00003301659,0.0001702295,0.00004027969,0.0003415213,0.9906721,0.00005260707,0.002132981,0.00001037743],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9606982,0.009570658,0.02376617,0.0003259942,0.0003609707,0.00008285099,0.001338691,0.0002537904,0.003602741],"genre_scores_gemma":[0.9749514,0.003594756,0.009594256,0.0002199806,0.0001187584,0.0001437678,0.002066417,0.00007369473,0.009236883],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002077467,"threshold_uncertainty_score":0.004130721,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03464441942007915,"score_gpt":0.284815164874734,"score_spread":0.2501707454546549,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}