2024 Lychee pericarp

Lychee pericarp

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Web1 ian. 2024 · A decrease in the ascorbic acid content of lychee pericarp is associated with an increase in the peel browning index, and the addition of ascorbic acid to the reaction mixture exerts a preventive ... Web3 aug. 2024 · Lychee pericarp was treated as previously described by Wolfe et al. 31) Ten grams of lychee pericarp was first blended with chilled aqueous ethanol, and the …

Changes in anthocyanin concentration in Lychee (Litchi …

Web1 iul. 1993 · RESULTS AND DISCUSSION The lychee pericarp is a continuous woody-like structure 1-3 mm thick, which encases a large translucent aril. The pericarp surface is made up of nu- merous segments or protuberances, giving the pericarp its rough texture. It possesses a thick continuous epicarp (Fig. 1 ), consisting of a cuticle of irreg- ular … Web28 mar. 2024 · The lychee (Lychee chinensis Sonn.) is a non-climacteric fruit of Southeast Asian origin (Nakasone and Paull 1998).It is covered by a pink or red leather-like pericarp due to the presence of anthocyanins (Lee and Wicker 1991; Rivera-Lo’pez et al. 1999) as shown in Fig. 5.4.When distinguishing the cultivars, the shape of fruit skin segments and … drakecpe login

Lychee - an overview ScienceDirect Topics

Web1 nov. 2001 · Pericarp browning is the main problem of post-harvest litchi fruit, resulting in an accelerated shelf life and reduced commercial value of the fruit. Underhill and … Web12 oct. 2024 · The lychee pericarp is rich in a flavonoid called epicatechin. It is a plant-based antioxidant that may reduce cancer risk. 3. Great Antioxidant. Lychee fruits supply rutin, a flavonoid glycoside. It acts as an antioxidant and may protect against chronic diseases such as heart problems. 4. Good for Skin Web1.Two divergent haplotypes from a highly heterozygous lychee genome suggest independent domestication events for early and late maturing cultivars. Nature genetics,2024,54(1):73-83.并列第一作者. 2.Selection and validation of reference genes for RTqPCR analysis in the pericarp ofLitchi chinensis.Biologia plant.2024,66,103-111.通讯 … drake cphs

8. HARVESTING AND STORAGE - Food and Agriculture …

Reduction in Activity/Gene Expression of Anthocyanin Degradation ...

Web1 mai 2015 · A quantitative approach was proposed to evaluate anthocyanin content of lychee pericarp using hyperspectral imaging (HSI) technique. A HSI system working in the range of 350–1050 nm was used to acquire a 3-D lychee image.Successive projection algorithm (SPA) and stepwise regression (SWR) algorithm were utilized to reduce data … WebLychee pericarp browning is a general sur-face injury commonly observed after harvest (Nip, 1988). Injury is known to occur in re-sponse to a wide range of factors, including … radio veronika bg canlıWebIn lychee however, the pericarp of cracked fruit had significantly lower concentrations of calcium than those of the unaffected fruit w ithin the same cultivars (Sanyal et al., 1990; Li and Huang ... drake cpm program

"Web22 nov. 2000 · Litchi (Litchi chinensis, Sapindaceae) is a nonclimacteric subtropical fruit that, once harvested, loses its red pericarp color because of browning reactions probably involving polyphenols. Low-pressure chromatography, high-pressure liquid chromatography, UV−visible spectral analysis, mass spectrometry, and nuclear magnetic resonance … " - Lychee pericarp

Lychee pericarp

The Lychee Fruit: Post Harvest Handling Techniques

Web1 ian. 2006 · Fresh lychee pericarp tissues (5 g) were extracted for 2 h at 4 °C in 400 ml extraction medium consisting of 85% ethanol:15% HCl by the methods of Lee and … Web1 sept. 2013 · Heat and acid treatments were reported to be a promising substitute for SO 2 fumigation in color protection of postharvest lychee (Litchi chinensis Sonn.) fruits, but the mechanism was not clear. In the present study, hot water (70°C) dipping followed by immersion in 2% HCl (heat-acid) substantially protected the red color of the fruit during …

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Web3 aug. 2024 · Lychee pericarp was treated as previously described by Wolfe et al. 31) Ten grams of lychee pericarp was first blended with chilled aqueous ethanol, and the volume and concentration of ethanol were determined according to the following single-factor experiments. The lychee pericarp was blended for 3 min in a Philips blender and then … Web1 feb. 2000 · The lychee fruit pericarp contains a large amount of pigments that are responsible for the red color (Lee and Wicker 1991a, b). ... Lychee (Litchi chinensis) …

Web1 sept. 2013 · An anthocyanin degradation‐related laccase (LcADE/LAC) from lychee fruit was found to be responsible for the pericarp browning. In this study, LcADE/LAC was purified and characterized for better ... Web25 oct. 2024 · The present study systematically characterizes a pericarp browning related laccase (LcADE/LAC) from lychee. The high sensitivity of the enzyme to low pH and several inhibitors, such as SO 2 , l -cysteine, and kojic acid and phytic acids, will help in the development of more efficient strategies for browning control of lychee pericarp or other ...

http://shipin.hzau.edu.cn/info/1170/8025.htm Web9 mar. 2024 · Lychee pericarp is rich in phenolic and has good antioxidant activity. The effects of simulated gastric (SGF) and intestinal fluid (SIF) digestion on the contents, …

Web17 nov. 2024 · In this study, lychee (Litchi chinensis Sonn.) pericarp powder was added to chitosan (CHS) matrix to develop active packaging films, and their structure, …

WebLychee pericarp browning is a general sur-face injury commonly observed after harvest (Nip, 1988). Injury is known to occur in re-sponse to a wide range of factors, including climatic conditions during ontogeny (Sharma et al., 1986), fungal infection (Huang and Scott, 1985), desiccation (Scott et al., 1982), drake construction kotzebue alaska radio veronica jaren 70WebLychee fruit are classified as drupes, and have a large seed, edible aril (flesh) and thin, tough, corky pericarp (skin). The pericarp of the mature fruit varies from pink-red to … drake craig davidWebLychee (Litchi chinensis Sonn.) is a highly perishable commodity. Internationally, sulphur dioxide fumigation, modified atmosphere packaging, fungicide and hot water dips, and cool storage are used to reduce disease losses. ... Sulphur dioxide slow release pads provided good disease control, but caused bleaching of the pericarp. Colour ... drake cpa olathe kansasWeb27 iul. 2000 · A decrease in the ascorbic acid content of lychee pericarp is associated with an increase in the peel browning index, and the addition of ascorbic acid to the reaction … drake cpaWeb17 nov. 2024 · In this study, lychee (Litchi chinensis Sonn.) pericarp powder was added to chitosan (CHS) matrix to develop active packaging films, and their structure, physicochemical, antibacterial, antioxidant, and functional properties were investigated. FT-IR results showed that intermolecular hydrogen bonds were formed between CHS and … radio veronikaWeb9 mar. 2024 · Background: Lychee pericarp is rich in phenolic and has good antioxidant activity. The effects of simulated gastric (SGF) and intestinal fluid (SIF) digestion on the … drake cpm