{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Rutnik K"],"funding":["Slovenian Research Agency"],"pagination":["936"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9960943"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["12(4)"],"pubmed_abstract":["The stability of alpha-acids, beta-acids and hop storage index (HSI) values under different conditions (aerobic/anaerobic, 4 °C/room temperature) was studied in a two-year trial. Six different varieties (Celeia, Aurora, Bobek, Styrian Gold, Savinjski Golding and Styrian Wolf) were used in the form of cones and pellets. Alpha- and beta-acids were determined by HPLC and HSI by spectrophotometry. Anaerobic conditions at 4 °C were best for alpha-acids, beta-acids and HSI values; however, 10-35% of the alpha-acids were still lost after two years. The decline was greater (63-99%) under aerobic conditions and at room temperature. Alpha-/beta-acid ratios increased in hop cones and decreased in hop pellets, whereas HSI values increased in all storage conditions. Overall, the performance was better "],"journal":["Plants (Basel, Switzerland)"],"pubmed_title":["The Stability of Hop (<i>Humulus lupulus</i> L.) Resins during Long-Period Storage."],"pmcid":["PMC9960943"],"funding_grant_id":["603-1/2019-15","Z4-2655","P1-0242"],"pubmed_authors":["Rutnik K","Ocvirk M","Kosir IJ"],"additional_accession":[]},"is_claimable":false,"name":"The Stability of Hop (<i>Humulus lupulus</i> L.) Resins during Long-Period Storage.","description":"The stability of alpha-acids, beta-acids and hop storage index (HSI) values under different conditions (aerobic/anaerobic, 4 °C/room temperature) was studied in a two-year trial. Six different varieties (Celeia, Aurora, Bobek, Styrian Gold, Savinjski Golding and Styrian Wolf) were used in the form of cones and pellets. Alpha- and beta-acids were determined by HPLC and HSI by spectrophotometry. Anaerobic conditions at 4 °C were best for alpha-acids, beta-acids and HSI values; however, 10-35% of the alpha-acids were still lost after two years. The decline was greater (63-99%) under aerobic conditions and at room temperature. Alpha-/beta-acid ratios increased in hop cones and decreased in hop pellets, whereas HSI values increased in all storage conditions. Overall, the performance was better ","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Feb","modification":"2025-04-26T08:24:23.623Z","creation":"2025-04-06T12:43:56.823Z"},"accession":"S-EPMC9960943","cross_references":{"pubmed":["36840283"],"doi":["10.3390/plants12040936"]}}