(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.
Stiff
Definition:
(superl.) Not easily bent; not flexible or pliant; not limber or flaccid; rigid; firm; as, stiff wood, paper, joints.
(superl.) Not liquid or fluid; thick and tenacious; inspissated; neither soft nor hard; as, the paste is stiff.
(superl.) Firm; strong; violent; difficult to oppose; as, a stiff gale or breeze.
(superl.) Not easily subdued; unyielding; stubborn; obstinate; pertinacious; as, a stiff adversary.
(superl.) Not natural and easy; formal; constrained; affected; starched; as, stiff behavior; a stiff style.
(superl.) Harsh; disagreeable; severe; hard to bear.
(superl.) Bearing a press of canvas without careening much; as, a stiff vessel; -- opposed to crank.
(superl.) Very large, strong, or costly; powerful; as, a stiff charge; a stiff price.
Example Sentences:
(1) If you turn the bowl upside down, the whites should be stiff enough not to fall out.
(2) The stiffness of the fibre first rose abruptly in response to stretch and then started to decrease linearly while the stretch went on; after the completion of stretch the stiffness decreased towards a steady value which was equal to that during the isometric tetanus at the same sarcomere length, indicating that the enhancement of isometric force is associated with decreased stiffness.
(3) Current methodology for the in vitro determination of aortic and large artery stiffness is reviewed and involves three approaches: (1) the estimation of distensibility by pulse wave velocity measurement; (2) the estimation of distensibility from the fractional diameter change of a given arterial segment by imaging techniques (e.g., angiography, Doppler ultrasound) against pressure change; (3) the estimation of compliance by determining volume change against pressure change in the arterial system during diastolic runoff from the Windkessel model of the circulation.
(4) The maintenance of adequate blood circulation requires a sufficient ventricular contractility; in addition, to eject blood, the ventricles must first receive a sufficient volume, requiring a low diastolic stiffness.
(5) Stiffness was reduced in approximate proportion to the ramp stretch rate, and the reduction was confined largely to the elastic component.
(6) Proof stress, ultimate tensile strength, elongation, and plastic stiffness have been measured and results compared by use of analyses of variance.
(7) In other words, the stiffness of these areas was low and the recovery from deformation was fast.
(8) But the same court also just refused to hear an appeal of a Minnesota woman who's been ordered to pay more than $220,000 for downloading two-dozen songs – a testament to Congress' gift to Hollywood and its allies in the form of absurdly stiff penalties for minor infringement.
(9) The tension-length relation for the unstimulated (passive) cell is also linear between 1r and the elastic limit, but is displaced from the active tension-length curve and is of reduced stiffness.
(10) Bilaterals in summit seasons can be stiff exchanges, where digressions can carry risks: not enough said, too much said.
(11) We measured the stiffness of comparable configurations (1 or 2 bars) under axial compression, four-point-bending in two planes, and torsion.
(12) Tiny, tiny... rodents – some soft and grey, some brown with black stripes, in paintings, posters, wallcharts, thumb-tacked magazine clippings and poorly executed crayon drawings, hurling themselves fatally in their thousands over the cliff of their island home; or crudely taxidermied and mounted, eyes glazed and little paws frozen stiff – on every available surface.
(13) The bone stiffness also correlates strongly with the geometry (area) and slightly with bone mass; however, an unexpectedly low correlation was found between stiffness and density.
(14) Finally, fibrosis may paradoxically reduce passive stiffness if it leads to a thinning of the interventricular septum.
(15) A young male nephrotic patient, who was given small doses of clofibrate for hyperlipaemia, developed muscle pain, stiffness and very high serum levels of muscle enzymes.
(16) Impaired left ventricular stiffness may be an additional criterion for using corinfar in patients with coronary heart disease.
(17) The increase of elastic fibres following denervation and reinnervation represents an obviously meaningful reaction that may compensate for loss of tonic properties of muscle spindles without causing stiffness.
(18) Only the bone-patellar tendon-bone unit had maximum force and stiffness greater than that of the ACL.
(19) The initial stiffness is poorly described by material or catheter gauge.
(20) The stiffness tester and torque meter were found to yield nearly the same measurements of bending deformation for orthodontic wires as small as .007 inch diameter, provided the different bending apparatus are calibrated to each other.