Researchers found that apple peels from local and commercial varieties are rich in phenolic compounds with antioxidant and ...

The antioxidant potential of essential oils is often evaluated using in vitro methods like the Diphenylpicrylhydrazyl (DPPH) assay, which measures their free radical scavenging ability.

Assays were performed to examine antioxidant (DPPH, ABTS, and cellular antioxidant) content, enzyme and glycation inhibition, cytotoxicity, proliferation, and inhibition of collagen production. In the ...

The TUNEL assay is a technique employed to detect DNA fragmentation by marking the 3′-hydroxyl ... calmodulin-dependent protein kinase II γ; BBIQ, Bisbenzylisoquinoline; DPPH, ...

(China). Acetic anhydride (≥99.8%), anhydrous pyridine (≥99.5%), and butyryl chloride (≥99.0%) were purchased from Acros Organics (USA). 1,1-Diphenyl-2-picrylhydrazyl (DPPH), ...

In this study, the yield, content of piperine, and antioxidant activity of pepper oleoresin obtained with the methods of maceration, ultrasound-assisted extraction (UAE), microwave-assisted extraction ...

抗氧化活性 研究人员使用 DPPH、FRAP 方法以及 Rel Assay 试剂盒测定石莼优化提取物的抗氧化活性，并首次测定了总抗氧化状态（TAS）、总氧化状态（Total Oxidant Status，TOS）和氧化应激指数（Oxidative Stress Index，OSI）。结果显示，石莼提取物具有抗氧化潜力，ANN - GA ...