What's the difference between constantly and perennially?

Constantly


Definition:

  • (adv.) With constancy; steadily; continually; perseveringly; without cessation; uniformly.

Example Sentences:

  • (1) Between 25 and 40 degrees C, the thermal dependencies of VR and f were approximately constant (Q10's of 1.31 and 1.36 got VR and f, respectively).
  • (2) By 24 hr, rough endoplasmic reticulum in thecal cells increased from 4.2 to 7% of cell volume, while the amount in granulosa cells increased from less than 3.5% to more than 10%; the quantity remained relatively constant in the theca but declined to prestimulation values in the granulosa layer.
  • (3) The norepinephrine values remained constant on the three days.
  • (4) At the same time the duodenum can be isolated from the stomach and maintained under constant stimulus by a continual infusion at regulated pressure, volume and temperature into the distal cannula.
  • (5) Rise time and fall time constants have been quantified for describing kinetics of response.
  • (6) Standard nerve conduction techniques using constant measured distances were applied to evaluate the median, ulnar and radial nerves.
  • (7) The stopped-flow technique was used to measure the rate constants for the reactions between the oxidized forms of peroxidase with luminol and the following substrates: p-iodophenol, p-bromophenol, p-clorophenol, o-iodophenol, m-iodophenol, luciferin, and 2-iodo-6-hydroxybenzothiazole.
  • (8) The family comprises at least three variable (V) gene segments, three constant (C) gene segments, and three junction (J) gene segments.
  • (9) This value is about 30 times higher than the association constant for guanine-cytosine base pair formation under the same experimental conditions.
  • (10) There is a relationship between the duration of stimulation (t) and the total heat production (H) of the type H = A plus bt, where A and b are constants.
  • (11) Naloxone injection into those rats exposed to constant illumination significantly increased hypothalamic levels of beta-endorphin compared to saline injected controls.
  • (12) [5alpha-(3)H]5alpha-Androst-16-en-3-one (5alpha-androstenone) was infused at a constant rate for 180min into the spermatic artery of a sexually mature boar.
  • (13) The birds were maintained at a constant temperature in, dim green light.
  • (14) We previously established that the binding constant (Ka) of this receptor site for the chemically synthesized model AGE, 2-(2-furoyl)-4(5)-(2-furanyl)-1H- imidazole-butyric acid (FFI-BA), on cells of the mouse macrophagelike cell line RAW 264.7 is identical to that for AGE proteins.
  • (15) On the other hand, if we correct for the population of HMM with degraded light chain 2, the difference in the binding constants in the presence and absence of Ca2+ may be as great as 5-fold.
  • (16) The matter is now in the hands of the Guernsey police and the law officers.” One resident who is a constant target of the paper and has complained to police, Rosie Guille, said the allegations had a “huge impact on morale” on the island.
  • (17) Stability of kinetic constants for a long period of time is demonstrated.
  • (18) The association constants K'A, KN, and K'N in the scheme (see article), were determined for the magnesium salts of ADP, adenyl-5'-yl imidodiphosphate AMP-P(NH)P, and PPi.
  • (19) As total pancreatectomy markedly reduces the pancreatic hormone level, leading to a mortal hypoglycaemia, we attempted to maintain plasma glucose within the normal range by constant I.V.
  • (20) Utilizing a range of operative Michaelis-Menten parameters that characterize phenytoin elimination via a single capacity-limited pathway, a situation assuming instantaneous absorption (case I) is compared with the situation in which continuous constant-rate absorption occurs (case II).

Perennially


Definition:

  • (adv.) In a perennial manner.

Example Sentences:

  • (1) Eighty micrograms of the topically active parasympatholytic drug ipratropium were applied intranasally four times daily in 20 adults with perennial rhinitis and severe watery rhinorrhoea in a double-blind controlled cross-over trial.
  • (2) consider the X-ray findings verified in 3 groups of subjects: with Hayfiber, with perennial rhinitis and the last one being a control group.
  • (3) Eleven children with severe perennial asthma and a poor clinical response to disodium cromoglycate were studied in a 4-month, double blind trial involving 1 month's treatment with placebo, disodium cromoglycate, betamethasone 17 valerate, and both drugs combined according to a predetermined random design.
  • (4) Cruden Farm, Victoria The 54-hectare Murdoch family estate in Langwarrin south of Melbourne, Australia, features magnificent gardens complete with ponds, lemon-scented gum trees and two walled gardens and perennial borders.
  • (5) In this study, the authors evaluate the inhalant substances of the house, emphasizing the importance of Dermatophagoides pteronyssinus to cause perennial allergic rhinitis.
  • (6) A panel of human CD4+ T cell clones specific for the house dust mite was isolated from an atopic individual with perennial rhinitis.
  • (7) Patients who had both perennial symptoms and summer seasonal exacerbations had a higher incidence of a positive family history of atopy and developed symptoms earlier in life than those patients who had summer seasonal or perennial symptoms only.
  • (8) Patients with perennial rhinitis had a more vigorous response than the controls.
  • (9) The immediate changes in regional ventilation and pulmonary blood flow were studied in seventeen adults with perennial asthma and in two control persons, who were challenged by histamine inhalation (histamine induced asthma (HIA)).
  • (10) Twenty-eight patients with allergic perennial rhinitis treated for 2 years with parenteral semidepot immunotherapy were divided into two groups of 14 patients: group A receiving conventional aerosol nebulization (TNE), and group B, which received TNAI using a type F aerosol electrocompressor.
  • (11) We have something to say and something to offer on perennial political dilemmas.
  • (12) Specificity was 87% for pollens and 90% for perennial antigens.
  • (13) Overnight, Russia has moved from perennial rival to trusted friend, while Nato’s future is in peril.
  • (14) More males than females had summer seasonal symptoms whereas more females than males had perennial symptoms.
  • (15) The old-fashioned dining room, unpretentious atmosphere, and the three-course menus under €30 make it a perennial favourite.
  • (16) But Howitt says that while it is a problem that so much farmland has shifted from more adjustable crops to perennials like almonds, he has a simpler solution: better management of groundwater.
  • (17) They are the identification of factors causing severe disease as opposed to heavy infection; the effects of seasonal as opposed to perennial transmission; and the importance of transplacental transmission of microfilariae or soluble antigens.
  • (18) Together with his late wife Janet, he wrote 37 titles including perennial favourites The Jolly Postman and Burglar Bill, and by himself he is the author of many more, including The Pencil, and Woof!
  • (19) It seems that perennial rhinitis probably arises from abundance of domestic antigens more than for the other allergic manifestations, as the nose is the first filter to receive foreign particles.
  • (20) However, PAC differed from SAC in several respects: a history of exacerbation on exposure to house dust (PAC 42 per cent; SAC none) and an association with perennial rhinitis (PAC 75 per cent; SAC 12 per cent) were more common in PAC.

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