What's the difference between starch and tuber?

Starch


Definition:

  • (a.) Stiff; precise; rigid.
  • (n.) A widely diffused vegetable substance found especially in seeds, bulbs, and tubers, and extracted (as from potatoes, corn, rice, etc.) as a white, glistening, granular or powdery substance, without taste or smell, and giving a very peculiar creaking sound when rubbed between the fingers. It is used as a food, in the production of commercial grape sugar, for stiffening linen in laundries, in making paste, etc.
  • (n.) Fig.: A stiff, formal manner; formality.
  • (v. t.) To stiffen with starch.

Example Sentences:

  • (1) Glucose release from these samples was highly correlated with starch gelatinization (r2 = .99).
  • (2) It is suggested the participation of glycogen (starch) in the self-oscillatory mechanism of the futile cycle formed by the phosphofructokinase and fructose bisphosphatase reactions may give rise to oscillations with the period of 10(3)-10(4) min, which may serve as the basis for the cell clock.
  • (3) Tissue storage of hydroxyethyl starch (HES), a widely used artificial colloid, has been reported.
  • (4) Therefore, we changed from dextran 40 to hydroxyethyl starch in 1987 for the treatment of several otoneurological disorders.
  • (5) The present experiments examined flavor differences among starches.
  • (6) A small number of children with protracted diarrhoea, who have severe mucosal injury may not be able to handle even starch and may require diets based on short chain glucose polymers.
  • (7) Agarose gel electrophoresis demonstrated that the fast and slow components obtained on starch block electrophoresis corresponded to the pre-beta and late pre-beta band respectively.
  • (8) Dry matter and starch intakes were greater when corn was fed than when barley was fed.
  • (9) In a starch block, migration was toward the cathode at pH 8.0.
  • (10) Slowing starch digestion by inhibiting amylase activity in the intestinal lumen should improve postprandial carbohydrate tolerance in patients with diabetes mellitus.
  • (11) This study uses breath hydrogen analysis, a sensitive method for detecting the passage of starch into the colon, to determine if a potent amylase inhibitor is capable of producing carbohydrate malabsorption.
  • (12) Concentrates of amyloid substance derived from organs of 10 human patients representing a variety of clinical entities were characterized according to their amino acid compositions, their electrophoretic constituents mobile in urea-starch gel at pH 3 and their stability with respect to the binding of Congo red in the pH interval 9-12.5.
  • (13) The 13CO2 starch breath test is an attractive test for the study of factors affecting carbohydrate assimilation.
  • (14) Production of milk and milk fat was not affected, but yields of CP and SNF were decreased when additional starch was fed to cows.
  • (15) The effect of two doses (3 mg and 10 mg) of the inhibitor of pancreatic alpha-amylase trestatin on the metabolism of an oral load of 75 g of starch was observed in healthy human subjects.
  • (16) These were analyzed for: tannins, trypsin inhibitors, hemagglutinins (with cow, sheep, and human erythrocytes), damaged starch, available lysine, protein quality (by the NPR method), and true digestibility.
  • (17) Two-day-old poults were fed diets containing no added fat [44.6% starch, 2.2% ether extract by weight (HC)], 10% tallow (T), or 10% corn oil [(CO) 29.0% starch, 10.9% ether extract].
  • (18) We have examined under a variety of conditions the ability of potato starch phosphorylase to cause exchange of the ester and phosphoryl oxygens of alpha-D-glucopyranose 1-phosphate (Glc-1-P).
  • (19) In contrast, foci formed by 3-4 dysplastic crypts were decreased by the starch diet (P less than 0.05).
  • (20) Several experiments examined the preference of adult female rats for starch and starch-derived polysaccnarides using short- and long-term two-choice tests.

Tuber


Definition:

  • (n.) A fleshy, rounded stem or root, usually containing starchy matter, as the potato or arrowroot; a thickened root-stock. See Illust. of Tuberous.
  • (n.) A genus of fungi. See Truffle.
  • (n.) A tuberosity; a tubercle.

Example Sentences:

  • (1) In addition, lightly immunostained cells were distinguished in the caudal portion of the hypothalamic arcuate nucleus, area of tuber cinereum, retrochiasmatic area, and rostral portion of the paraventricular thalamic nucleus after colchicine treatment.
  • (2) This paper describes a family in which the first child, a girl born in 1988, has tuberous sclerosis (TS).
  • (3) Tuning curves of afferent electroreceptive fibers in the anterior lateral line nerve of the weakly electric fish, Sternopygus macrurus, indicate that the tuberous electroreceptors of each individual are well-tuned to its own electric organ discharge (EOD) frequency.
  • (4) 100 degrees C. Thus residues did not migrate into the flesh of the tubers.
  • (5) Aromatase immunoreactive cells (ARO-ir) were found in the medial preoptic nucleus, in the septal region, and in a large cell cluster extending from the dorso-lateral aspect of the ventromedial nucleus of the hypothalamus to the tuber at the level of the nucleus inferioris hypothalami.
  • (6) Injections of horseradish peroxidase into the telencephalon retrogradely labeled neurons ipsilaterally in various thalamic, preglomerular, and tuberal nuclei, the nucleus of the locus coeruleus (also contralaterally), the superior raphe, and portions of the nucleus lateralis valvulae.
  • (7) Isolated nuclei from green leaf tissue of tomato plants infected with potato spindle tuber viroid (PSTVd) were bound to microscope slides, fixed with formaldehyde and hybridized with biotinylated transcripts of cloned PSTVd cDNA.
  • (8) A simple and efficient method is presented for the extraction, cleanup, and liquid chromatographic (LC) determination of oxamyl residues in potato tubers.
  • (9) The study of the selective renal arteriogram enables preoperative diagnosis of angiomyolipoma even when not associated with tuberous sclerosis, and a partial nephrectomy.
  • (10) The association of diffuse lipomatosis with tuberous sclerosis is reported.
  • (11) Developing pyramidal cells in the remaining three tuberous organ-receptive lateral ELL segments are unreactive.
  • (12) CD rats were much less responsive to mPOA stimulation (spaced electrodes) than O-M rats, but the responses of both strains to tuberal stimulation were essentially alike.
  • (13) It did not allow distinction between true pachygyria, focal cortical dysplasia, or the forme fruste of tuberous sclerosis.
  • (14) cDNA clones of potato virus X (PVXcp strain), potato virus Y (PVYo strain), potato leaf roll virus (PLRV) and potato spindle tuber viroid (PSTV) were used separately or combined for the detection of the corresponding RNAs in extracts of infected plants.
  • (15) The export of pectate lyase, polygalacturonase, and cellulase and the maceration of potato tuber tissue occurred with Out+, but not Out-, strains of E. carotovora subsp.
  • (16) We conclude that neurons in the lateral tuberal nucleus show an early stage of AD-related cytoskeletal pathology (Alz-50 positivity), but without plaques or neuronal death.
  • (17) The possibility of incorporating Icacinia manni among the edible starchy plant tubers is discussed.
  • (18) Western blots of extracts from P(i)-deficient cells were probed with rabbit anti-(potato tuber PFP) immune serum and revealed equal intensity staining immunoreactive polypeptides of M(r) 66,000 (alpha-subunit) and 60,000 (beta-subunit) that co-migrated with the alpha- and beta-subunits of homogeneous potato tuber PFP.
  • (19) In six patients the clinical symptoms were atypical; in those instances computed tomography makes diagnosis of tuberous sclerosis possible.
  • (20) Angiomyolipomas produce pathognomonic appearances on modern imaging methods and a tissue diagnosis is no longer required particularly when multiple tubers can be confidently diagnosed and if a CT brain scan shows periventricular calcifications.