This paper reported the effect of oolong tea processing procedure of turn-over on quality of the Jinmudan Oolong tea,including taste components and volatile compounds.The content of the water extractable solids was gr...This paper reported the effect of oolong tea processing procedure of turn-over on quality of the Jinmudan Oolong tea,including taste components and volatile compounds.The content of the water extractable solids was gradually increased,but the content of amino acid decreased and then increased,and the content of the soluble sugar and tea polyphenols increased after the first turn-over processing.The major volatiles of the three tested Jinmudan Oolong tea samples were nerolidolcistrans,α-farnesene,palmitic acid,indole and 9,12,15-octadecatrienoicacid and methyl ester.The sensory evaluation results showed that an appropriate increase in the number of turn-over was helpful to quality of the Jinmudan Oolong tea.展开更多
目的探讨开口箭、筒鞘蛇菰提取物的醒酒作用。方法采用行为学指标,探讨酒精对小鼠的致醉量及开口箭、筒鞘蛇菰提取物对急性酒精中毒小鼠的翻正反射和自发活动的影响。结果39度白酒对小鼠的致醉量为0.34 m l.(20 g)-1;小鼠给酒致醉后,开...目的探讨开口箭、筒鞘蛇菰提取物的醒酒作用。方法采用行为学指标,探讨酒精对小鼠的致醉量及开口箭、筒鞘蛇菰提取物对急性酒精中毒小鼠的翻正反射和自发活动的影响。结果39度白酒对小鼠的致醉量为0.34 m l.(20 g)-1;小鼠给酒致醉后,开口箭、筒鞘蛇菰提取物对其翻正反射维持时间的影响明显,与模型组相比有显著性差异(P<0.05)。自发活动实验显示,开口箭、筒鞘蛇菰醇提取物的醒酒效果均比水提取物的效果要好。结论开口箭、筒鞘蛇菰提取物具有醒酒作用,值得进一步研究。展开更多
基金supported in part by the rural science and technology innovation fund project of technology division from Ningbo city science and technology bureau (No.201001C8002011201002C1011003) for financial support
文摘This paper reported the effect of oolong tea processing procedure of turn-over on quality of the Jinmudan Oolong tea,including taste components and volatile compounds.The content of the water extractable solids was gradually increased,but the content of amino acid decreased and then increased,and the content of the soluble sugar and tea polyphenols increased after the first turn-over processing.The major volatiles of the three tested Jinmudan Oolong tea samples were nerolidolcistrans,α-farnesene,palmitic acid,indole and 9,12,15-octadecatrienoicacid and methyl ester.The sensory evaluation results showed that an appropriate increase in the number of turn-over was helpful to quality of the Jinmudan Oolong tea.
文摘目的探讨开口箭、筒鞘蛇菰提取物的醒酒作用。方法采用行为学指标,探讨酒精对小鼠的致醉量及开口箭、筒鞘蛇菰提取物对急性酒精中毒小鼠的翻正反射和自发活动的影响。结果39度白酒对小鼠的致醉量为0.34 m l.(20 g)-1;小鼠给酒致醉后,开口箭、筒鞘蛇菰提取物对其翻正反射维持时间的影响明显,与模型组相比有显著性差异(P<0.05)。自发活动实验显示,开口箭、筒鞘蛇菰醇提取物的醒酒效果均比水提取物的效果要好。结论开口箭、筒鞘蛇菰提取物具有醒酒作用,值得进一步研究。
