{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["29(16)"],"submitter":["Yu Q"],"pubmed_abstract":["The objectives of this study were to optimize the ultrasonic-assisted flavonoid extraction process from PR and to establish fingerprints in order to analyze the spectrum-effect relationship of antioxidant activity. The ultrasonic-assisted flavonoid extraction process from PR was optimized using RSM, and the fingerprints of twenty-eight batches of flavonoids from PR were established using UHPLC. Meanwhile, the in vitro antioxidant activity of PR was evaluated in DPPH and ABTS free radical-scavenging experiments. Then, the peaks of the effective antioxidant components were screened using the spectrum-effect relationships. The results show that the optimal extraction yield of flavonoids from PR was 3.24 ± 0.01 mg/g when using 53% ethanol, a 1:26 (g/mL) solid-liquid ratio, and 60 min of ultras"],"journal":["Molecules (Basel, Switzerland)"],"pagination":["3860"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11356933"],"repository":["biostudies-literature"],"pubmed_title":["Optimization and Spectrum-Effect Analysis of Ultrasonically Extracted Antioxidant Flavonoids from Persicae Ramulus."],"pmcid":["PMC11356933"],"pubmed_authors":["Yang Y","Yang L","Yu Q","Yang M","Li M"],"additional_accession":[]},"is_claimable":false,"name":"Optimization and Spectrum-Effect Analysis of Ultrasonically Extracted Antioxidant Flavonoids from Persicae Ramulus.","description":"The objectives of this study were to optimize the ultrasonic-assisted flavonoid extraction process from PR and to establish fingerprints in order to analyze the spectrum-effect relationship of antioxidant activity. The ultrasonic-assisted flavonoid extraction process from PR was optimized using RSM, and the fingerprints of twenty-eight batches of flavonoids from PR were established using UHPLC. Meanwhile, the in vitro antioxidant activity of PR was evaluated in DPPH and ABTS free radical-scavenging experiments. Then, the peaks of the effective antioxidant components were screened using the spectrum-effect relationships. The results show that the optimal extraction yield of flavonoids from PR was 3.24 ± 0.01 mg/g when using 53% ethanol, a 1:26 (g/mL) solid-liquid ratio, and 60 min of ultras","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024 Aug","modification":"2025-04-26T11:42:26.435Z","creation":"2025-04-06T13:45:46.846Z"},"accession":"S-EPMC11356933","cross_references":{"pubmed":["39202938"],"doi":["10.3390/molecules29163860"]}}