1 edition of Ethylene-induced tissue breakdown in fruit of watermelon (Citrullus lanatus (Thunb.) Matsum and Nakai) found in the catalog.
Written in English
|Other titles||Citrullus lanatus.|
|Statement||by Mohamed Elhag Elkashif|
|The Physical Object|
|Pagination||vi, 117 leaves :|
|Number of Pages||117|
Unofficially speaking, the watermelon is everyone’s favorite summer fruit. Because it’s made up of over 90 percent water, it’s guaranteed to refresh on the hottest of add it in our salads, blend it into our cocktails and eat it by the pound. But this beloved sweet, pink fruit has some identity confusion. The effect of ethylene gas upon fruit is a resulting change in texture (softening), color, and other processes. Thought of as an aging hormone, ethylene gas not only influences the ripening of fruit but may also cause plants to die, generally occurring when the plant is damaged in some manner.
BCAAs can play an important role in whether the body is in a recovery (tissue building) or catabolic (tissue breakdown) state. BCAAs can help protect your muscles against the catabolic effects of dieting! So, if you're following a Ketogenic diet, in a calorie deficit, LEANBCAA supplementation before or during workouts could make a big s: K. Tomato fruit may develop a papery thin area on the fruit that will appear tan or white in color. This is caused by sunscald, where the area affected is exposed to intense sunlight and heat resulting in a breakdown of the tissue. Sunscald may also appear as hard yellow areas on the fruit that are exposed.
How does an unripe fruit turn sweet a few days after it is plucked? SNEHA ANTONY, Thiruvananthapuram Ripening is a physiological process involving the . and watermelon diﬀer in the way lycopene is accumu-lated. The immature tomato fruit is green and thus accumulates xanthophylls, which is comparable to green leaf tissue (Bramley, ; Hirschberg, ), whereas the young watermelon fruit mesocarp is .
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Ethylene-induced tissue breakdown in fruit of watermelon (Citrullus lanatus (Thunb.) Matsum and Nakai) (senescence, climacteric, ripening, ultrastructure, cell wall) Elkashif, Mohamed Elhag.
Thesis of Ph.D., University of Florida,pages Ethylene-induced tissue breakdown in fruit of watermelon (Citrullus lanatus (Thunb.) Matsum and Nakai) / By Mohamed Elhag Elkashif.
Topics: Dissertations, Academic, Effect of ethylene on, Ethylene, FU, Horticultural Science, Horticultural Science Author: Mohamed Elhag Elkashif. Watermelon (Citrullus lanatus Thunb. Mansfeld) fruit were held in 50 microL/L of ethylene at 20 degrees C following 18 h application with 5 microL/L of 1-methylcyclopropene (1-MCP) to investigate.
The activ- ities of these enzymes have been shown for both immature and ripe watermelon fruit to respond to ethylene exposure (Karakurt and Huber ). To address the relationship be- tween ethylene-induced gene expression, water soaking, and ripening, analyses were performed on both immature and ripe by: Citrus are classified as non-climacteric fruit; however, a role for ethylene during ripening, and in particular in chlorophyll breakdown during fruit color-break, is well established (Purvis and Barmore, ; Goldschmidt et al., ; Porat et al., ).Furthermore, the application of exogenous ethylene dramatically enhances the speed of color-break of detached mature green citrus fruit.
Although early studies of ethylene-induced tissue deterioration of watermelon focused on ripe fruit (Elkashif and Huber, ), more recent studies have shown that the ethylene response is equally.
phyllase activity, as noted with calmondin fruit (Barmore. The chlorophyllase activity of calmondin fruit increased by- '" after a hr treatment with 10 ppm ethylene, and by % afLer ahr treatment. At the eid of 24 hr, calmondin fruit lost llo/o of the chl.
Ethylene-induced disorders, such as bitterness by isocoumarin in carrots, russet spotting in lettuce, ethylene-induced yellowing in broccoli and several other commodities, among several other disorders, can be prevented or reduced by avoiding exposure to ethylene and by avoiding stresses that induce ethylene synthesis, such as tissue wounding.
Gummy stem blight (Fig. 1) Caused by Didymella bryoniae / Phoma cucurbitacearum Gummy stem blight (caused by D. bryoniae/P. cucurbitacearum) is one of the most important diseases of watermelons in can affect most aboveground parts of the watermelon plant. Symptoms may be difficult to distinguish from other foliar diseases and include brown to black leaf spots, stem cankers, or fruit.
Watermelon flowers are viable for only one day; there-fore, an adequate population of pollinating insects must be available every day during the flowering period.
Even with sufficient pollinators, it is not uncommon for water-melons to abort flowers. Under average conditions, two to three fruit should set per plant.
The actual number of fruit. of Salmonella Enteritidis in melon, watermelon and papaya pulp stored at different times and temperatures Ana L. Penteado and Mauro F.
Leitão Food Control Vol Issue 5, JulyPages ; ne-induced tissue breakdown in fruit of watermelon. Ethylene-induced abscission started as soon as 24 h after the beginning of the treatment, at least 2 d before air-treated samples did.
Based on these data, a time-course experiment covering the first 36 h period of the treatment was designed for subsequent gene expression analyses of ethylene-induced. In watermelon fruit, 1-MCP prevents ethylene-induced placenta water soaking and phospholipid breakdown, the latter being consistent with increases in phospholipase and lipoxygenase activities in response to ethylene.
There is always the need to study the bioactive components present in the various parts of edible fruits. This will go a long way to providing an idea of its potential biological benefits when consumed. The current study evaluated the protective effect of C.
lanatus fruit’s endocarp/exocarp, mesocarp and seed extracts on the liver of albino rats. Cultivated watermelon form large fruits that are highly variable in size, shape, color, and content, yet have extremely narrow genetic diversity.
Whereas a plethora of genes involved in cell wall metabolism, ethylene biosynthesis, fruit softening, and secondary metabolism during fruit development and ripening have been identified in other plant species, little is known of the genes involved in. There is an increase in demand for watermelon (Citrullus lanatus L.) in Nigeria.
Information is needed on how to maximize yield. Field trials were conducted in and to evaluate the performance of watermelon cvs. Sugarbaby and Kaolack at four planting densities in Ilesha, Ibadan, and Dogondawa representing the forest, derived Savanna (transitional zone between the forest and Guinea.
Water-soaking also developed in fruit stored over 10 d in air, and the affected fruit exhibited climacteric respiration and ethylene production peaks after 2 d of storage. These results, along with the observed prophylactic effects of 1-MCP, suggest that water-soaking in watermelon fruit is an ethylene-induced senescence phenomenon.
Hollow heart is marked by cracks in the heart of the watermelon fruit owing to accelerated growth in response to ideal growth conditions facilitated by ample water and warm temperatures. Sun scald (burn) results from exposure to intense solar radiation that leads to dehydration and overheating damage of the rind tissue.
Fruit Symptoms Kiwifruit Softening; as little as 50 ppm induces softening Avocado, Fuyu Persimmon Exposure to 1ppm at 5°C increases chilling injury symptoms Citrus Use of ethylene for de-greening may increase senescence of peel and button Stone fruits Increase in decay associated with accelerated softening Watermelon Tissue softening and breakdown.
Watermelon as a potential fruit snack Makaepea M. Maotoa,b, Daniso Beswa b, and Afam I. Jideani a aDepartment of Food Science and Technology, School of Agriculture, University of Venda, Thohoyandou, South Africa; bDepartment of Life and Consumer Sciences, School of Agriculture and Life Sciences College of Agriculture and Environmental Sciences, University of South Africa, South Africa.
Bacterial Fruit Blotch of Watermelon THOMAS ISAKEIT* B acterial fruit blotch (BFB) of watermelon is a dis-ease occurring in several U.S. watermelon produc-tion areas, particularly in the southeast. It is caused by a bacterium, Acidovorax avenae subsp. citrulli. First. Click to enlarge. Watermelons are a popular, refreshing summer fruit.
There’s also a lot of intriguing chemistry behind them, from the colour of their flesh and the complexity of their aroma, to the tales of exploding watermelons in China, and even the claims that they can have a viagra-like effect. BACKGROUND: Ethylene‐induced placental tissue water soaking in harvested watermelon fruit is accompanied by cell separation and collapse, depolymerisation of water‐ and chelator‐soluble pectins, a reducton in total uronic acids and increased polygalacturonase activity.
The aim of this study was to investigate whether ethylene‐induced changes in placental tissue cell walls .