http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Park, Woo Tae,Kim, Jae Kwang,Park, Suhyoung,Lee, Sang-Won,Li, Xiaohua,Kim, Yeon Bok,Uddin, Md. Romij,Park, Nam Il,Kim, Sun-Ju,Park, Sang Un American Chemical Society 2012 Journal of agricultural and food chemistry Vol.60 No.33
<P>We profiled and quantified glucosinolates, anthocyanins, carotenoids, and other secondary metabolites in the skin and flesh of pale green and purple kohlrabis. Analysis of these distinct kohlrabis revealed the presence of 8 glucosinolates, 12 anthocyanins, 2 carotenoids, and 7 phenylpropanoids. Glucosinolate contents varied among the different parts and types of kohlrabi. Glucoerucin contents were 4-fold higher in the flesh of purple kohlrabi than those in the skin. Among the 12 anthocyanins, cyanidin 3-(feruloyl)(sinapoyl) diglucoside-5-glucoside levels were the highest. Carotenoid levels were much higher in the skins than the flesh of both types of kohlrabi. The levels of most phenylpropanoids were higher in purple kohlrabi than in pale green ones. <I>trans</I>-Cinnamic acid content was 12.7-fold higher in the flesh of purple kohlrabi than that in the pale green ones. Thus, the amounts of glucosinolates, anthocyanins, carotenoids, and phenylpropanoids varied widely, and the variations in these compounds between the two types of kohlrabi were significant.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/jafcau/2012/jafcau.2012.60.issue-33/jf301667j/production/images/medium/jf-2012-01667j_0002.gif'></P>
Park, Nam Il,Xu, Hui,Li, Xiaohua,Jang, In Hyuk,Park, Suhyoung,Ahn, Gil Hwan,Lim, Yong Pyo,Kim, Sun Ju,Park, Sang Un American Chemical Society 2011 Journal of agricultural and food chemistry Vol.59 No.11
<P>Radish [<I>Raphanus sativus</I> (Rs)] is an important dietary vegetable in Asian countries, especially China, Japan, and Korea. To elucidate the molecular mechanisms of anthocyanin accumulation in radish, the gene expression of enzymes directly involved in anthocyanin biosynthesis was analyzed. These genes include phenylalanine ammonia lyase (<I>PAL</I>), cinnamate 4-hydroxylase (<I>C4H</I>), 4-coumarate–CoA ligase (<I>4CL</I>), chalcone synthase (<I>CHS</I>), chalcone isomerase (<I>CHI</I>), flavanone 3-hydroxylase (<I>F3H</I>), dihydroflavonol reductase (<I>DFR</I>), and anthocyanidin synthase (<I>ANS</I>). <I>RsDFR</I> and <I>RsANS</I> were found to accumulate in the flesh or skin of two radish cultivars (Man Tang Hong and Hong Feng No.1). Radish skin contained higher <I>CHS</I>, <I>CHI</I>, and <I>F3H</I> transcript levels than radish flesh in all three cultivars. In the red radish, 16 anthocyanins were separated and identified by high-performance liquid chromatography (HPLC) and elctrospray ionization–tandem mass spectrometry (ESI–MS/MS). Some of them were acylated with coumaroyl, malonoyl, feruoyl, and caffeoyl moieties. Furthermore (−)-epicatechin and ferulic acid were also identified in the three cultivars.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/jafcau/2011/jafcau.2011.59.issue-11/jf200824c/production/images/medium/jf-2011-00824c_0002.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/jf200824c'>ACS Electronic Supporting Info</A></P>