List of relevant information about Energy storage substances in potato tubers
Effect of edible coating on physical and chemical properties of potato
The highest value of the firmness of potato tubers was 5.26 % after 120 day of storage period for potato tubers packed in non-perforated package at 6 °C storage temperature. The TSS of potato
Vegetables, Potatoes and Their Products as Sources of Energy
Vegetables and potatoes supply 10.5% of energy (adults aged 19 to 64) and 10.6% (adults ≥ 65 years); for salads and other raw vegetables, the value amounted to 0.7 to 0.9%, while for chips, fried and roast potatoes and potato products the value was 4.2 to 3.2%; and for other potatoes, potato salads and dishes it was 1.7 to 2.9% . The
H2O2 Participates in the Induction and Formation of Potato Tubers
The StSP6A gene and the coding protein are pivotal players in the induction and formation of potato tubers. Potato tuberization has photoperiodic dependence, with short days promoting StSP6A expression and thus tuber formation . Tuberization is controlled by StSP6A, which induces tuber formation under high sucrose availability [28,36].
Nutrition in Potato and Its Food Products | SpringerLink
Though raw potatoes are a good source of vitamin C, potato chips have more dietary vitamin C due to the rapid dehydration of potato tubers at the time of frying. Potato chips contain up to 18.6–21.6 mg/100 g of vitamin C. Frying results in a 30–50% loss in vitamin C due to heat sensitivity (Tian et al. 2016 ).
Effect of Magnesium Supply and Storage Time on Anti
Potato tubers have a genetically-determined low level of glycoalkaloids, and the reasons for the considerable accumulation are mostly inadequate post-harvest and agrotechnical practices [9–12].
What Is A Tuber? Definition, Types, And Culinary Uses
Different tuber varieties have different storage requirements. Some tubers, like potatoes, can be stored for several months if kept at around 45-50°F (7-10°C) with high humidity. Others, such as sweet potatoes, prefer slightly warmer temperatures around 55-60°F (13-16°C) and lower humidity levels.
Assuring Potato Tuber Quality during Storage: A Future Perspective
Introduction. Potato tubers (Solanum tuberosum) have been cultivated for more than 6000 years.Currently, potato is the fourth most important crop produced crop worldwide with an annual production of ca. 382 MT. Europe and Asia are the biggest producers with a share of 40.7% each, followed by America and Africa (12.6 and 4.5%, respectively) (FAOSTAT,
Molecular regulation of potato tuber dormancy and sprouting: a
Potato (Solanum tuberosum) is categorized among the top three essential food crops after wheat and rice in the world (Agrimonti and Marmiroli 2008; Muthoni et al. 2014a) is widely grown in more than 100 countries, mostly due to its succulent, tuber storage organ with multipurpose uses, specifically as a staple crop and raw material for industrial food and starch
Roots and Tuber Crops as Functional Foods: A Review on
The energy intake from potatoes by an individual in developed and developing countries was 130 and 41 kcal/day Both dioscorin, the tuber storage protein of yam (Dioscorea alata cv. Tainong No. 1), and its peptic hydrolysates exhibited angiotensin converting enzyme inhibitory activities. Journal of Agricultural and Food Chemistry. 2002;50(21
Respiration of Potatoes During Storage
WHEN POTATO TUBERS are harvested, respiration becomes a crucial metabolic process that keeps potatoes alive throughout storage. Respiration involves the breakdown of complex substances like starches, sugars, and organic acids in tuber cells. As a result, simpler molecules are produced, along with energy and other compounds.
The Free-Amino-Acid Content in Six Potatoes Cultivars
Molecules 2021, 26, 1322 4 of 15 2.2. Effect of the Potato Cultivar Potatoes of purple-, red-, and yellow-fleshed cultivars used in the study differed sig-nificantly in terms of the amount of free
The Canon of Potato Science: 35. Seed and Ware Potato
Depending on storage conditions potato tubers will – to a lesser or greater extent – respire and transpire and thus lose fresh weight. Maintenance and metabolic processes require energy, and potato tubers use part of their dry matter (mainly starch) for necessary energy supply resulting in
Roots and Tubers as Functional Foods | SpringerLink
The contribution of starchy roots and tubers to the energy supply in different populations varies with the region and the country. Sporamin is a soluble protein and serves as the main storage protein of sweet potato tubers. It accounts for 60–80% of tubers total proteins . The sporamin of sweet potatoes was initially known as ipomoein and
The Effect of Light Exposures on the Content of Harmful Substances
Potatoes are the basis of many diets around the world due to the content of nutrients, such as carbohydrates, protein, dietary fibre, vitamins and minerals [1,2,3] addition to the nutrients in potato tubers, there are also natural undesirable substances: nitrates (V) and glycoalkaloids [4,5,6].Nitrates (V) are not directly toxic to humans, but under the influence of
(PDF) Molecular regulation of potato tuber dormancy and sprouting
The potato plant is among the most important and well-documented crops globally due to its role in ensuring human food security. Dormancy and sprouting behaviors of the potato tuber are among the
Decreased sucrose content triggers starch breakdown and
In addition, starch content decreased slightly, while hexose levels remained unaltered, compared with the wild-type controls. Similar to low sucrose-containing invertase tubers, respiration and starch breakdown were found to be accelerated during storage in
Metabolomics Reveals the Response Mechanisms of Potato Tubers
Potato is susceptible to light exposure and wounding during harvesting and transportation. However, the metabolite profile changes in these potato tubers are unclear. The potato cultivars in this study included Hezuo88 (HZ88), Shida6 (SD6), and Jianchuanhong (JCH); the effects of light exposure (L), wounding (W), and the cooking process on potato metabolites
Tubers: what they are and examples
The tuber is, in the field of botany, part of a root or an underground stem that has specialized for the storage of reserve substances and that, for this, undergoes a marked thickening. Therefore, there are two types of tubers, root and stem, but in both cases it is a thick part in which nutrients and substances for the plant are stored, always partially or fully
Phytohormone-Mediated Regulation of Sprouting in Tuber and Storage
The tuber sprouting process in potato involves three physiological stages: (i) dormancy, (ii) sprout initiation, and (iii) sprout growth (Fig. 1).During the sprouting, the tuber buds and the tuber tissues exhibit peculiar growth characteristics as well as specific metabolic and cellular gene expression changes (Ronning et al. 2015) the dormant potatoes, the tuber
Impact of dormancy periods on some physiological and
Background: Storage of potato tubers is an essential stage of the supply chain, from farm to consumer, to efficiently match supply and demand. However, the quality and yield of potatoes are
Sprout Suppression of Potato ( Solanum tuberosum ) Tubers
Potato (Solanum tuberosum L.) is an annual herb belonging to the Solanaceae family and is the world''s third largest food crop after wheat and maize.More than 300 million tons of potatoes are produced worldwide each year, and more than 5000 varieties are known (Gumbo et al., 2021).Potato tubers will sprout after 2 ~ 3 months after harvest when their dormant
16.2: Carbohydrates
The breakdown of starch to glucose nourishes the plant during periods of reduced photosynthetic activity. We often think of potatoes as a "starchy" food, yet other plants contain a much greater percentage of starch (potatoes 15%, wheat 55%, corn 65%, and rice 75%). Commercial starch is a white powder.
Sustainable Use of Tuff Storage Facilities for Potato
The metabolic processes of potato tubers continue after harvest and therefore interact with their storage environment. Consequently, the quality of tubers and their shelf life can be reduced by the surrounding environment in storage. Markets continue to demand competitively priced and an uninterrupted supply of tubers with an increasing expectation of high quality,
Biological activities of sweet potato
The results of the tyrosinase inhibitory activity of sweet potato tips and tubers are shown in Figure 5. The positive control, vitamin C, showed an inhibitory rate of 89.76% at a concentration of 1 mg/ml, and the tyrosinase inhibitory activity of sweet potato tips and tubers was in the range of 32.82%–63.93% at 10 mg/ml.
Proteomic analysis of the potato tuber life cycle
The tuber of potato (Solanum tuberosum) is commonly used as a model for underground storage organs. In this study, changes in the proteome were followed from tuberization, through tuber development and storage into the sprouting phase. Data interrogation using principal component analysis was able t
EFFECT OF SPROUTING INHIBITORS SUBSTANCES ON
storage period compared with soaking tubers soaked in those substances before storage. Soaking tubers in succinic acid, salicylic acid, eucalyptus oil and peppermint oil gave the lowest values of reducing sugars, non-reducing and total sugars content in potato tubers at the end of storage period . The lowest values of reducing, non-reducing and
Metabolic and developmental adaptations of growing potato tubers
Respiration was elevated in the constitutively expressing lines indicating a compensation for the dramatic increase in ATP hydrolysis. The increase in respiration did not affect the internal oxygen tensions in the tubers. However, the tubers developed a ginger-like phenotype having an elevated surface-volume ratio and a reduced mass per tuber.
Development of aerial and belowground tubers in potato is
A potato tuber is formed from the belowground modified stem, known as stolon (Jackson, 1999), and serves as a rich source of starch, storage proteins, vitamins, and dietary antioxidants. Tuberization (stolon-to-tuber transition) involves the integration of multiple environmental cues, molecular signals, and phytohormones ( Sarkar, 2010 ).
Polyacrylamide Regulated Phytohormone Balance and Starch
Potatoes are typically seeded as tubers, and their slow sprouting significantly impacts production. Therefore, the effects of polyacrylamide (20 g·L−1, 30 g·L−1, and 40 g·L−1) as a seed potato dressing on sprouting, seedling growth, and biomass were investigated. The phytohormone content, respiratory intensity, and starch metabolism enzyme activity were
TUBERS: What are they and 25 Examples
Are you looking for what are tubers and examples beyond potatoes or potatoes? part of a root or underground stem that has specialized for the storage of reserve substances and that, for this They are high in starch, which makes them rich in carbohydrates, making them an excellent source of energy. Types of tubers. As we have mentioned
(PDF) Effect of Magnesium Supply and Storage Time on Anti
The nutritional quality of potato tubers is cultivar-specific and depends on climate-soil conditions and agrotechnical practices, as well as the conditions during long-term storage.
Antioxidant substances and phytonutrients in sweet potato
thiamine, niacin and riboflavin. Sweet potato tubers combine the properties of cereals, fruits and vegetables owing to its content of starch, pectin and vitamins, respectively. Due to very high dietary energy production of about 195 MJ/ha/day, sweet potato is considered as ''Energy Storehouse of Nature''. Despite a carbohydrate
Energy storage substances in potato tubers Introduction
Potato tubers accumulate substantial quantities of starch, which serves as their primary energy reserve. As the predominant component of potato tubers, starch strongly influences tuber yield, processing quality, and nutritional attributes.
As the photovoltaic (PV) industry continues to evolve, advancements in Energy storage substances in potato tubers have become critical to optimizing the utilization of renewable energy sources. From innovative battery technologies to intelligent energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.
6 FAQs about [Energy storage substances in potato tubers]
Are potato tubers a good source of starch?
Springer Science Reviews 2: 15–33. Potato tubers are rich sources of various nutrients and unique sources of starch. Many genes play major roles in different pathways, including carbohydrate metabolism during the potato tuber’s life cycle.
Is potato a tuber?
Potato (S. tuberosum spp. andigena) has been widely used as a model system to investigate the SD-dependent tuberization mechanism (Ewing and Struik, 1992). A potato tuber is formed from the belowground modified stem, known as stolon (Jackson, 1999), and serves as a rich source of starch, storage proteins, vitamins, and dietary antioxidants.
Are potato tubers a good source of nutritional value?
Potato tubers are at greatest nutritional value at harvest, while they are endodormant and high in starch content, and require storage under certain environmental conditions to maintain quality.
How is starch synthesis regulated in a potato tuber?
Starch biosynthesis is developmentally regulated in the potato tuber, with rates being highest during tuber initiation and maturation (Fernie & Willmitzer, 2001). Sucrose imported from source tissues like leaves provides the main substrate for starch synthesis.
Why are potato tubers used as seed tubers?
In addition to food and feed, potato tubers are also the starting material for the next generation when used as so-called seed tubers. Therefore, processes associated with tuber formation, storage, sprouting, and development have been intensively studied over the recent decades [3 – 7].
How does dormancy regulate potato tubers?
Overall, dormancy regulation of potato tubers is a complex process driven by genetic as well as environmental factors. Elucidation of the molecular and physiological mechanisms that influence different dormancy stages of tubers has wider potato breeding and industry-relevant implications.
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