What's the difference between decline and retrograde?

Decline


Definition:

  • (v. i.) To bend, or lean downward; to take a downward direction; to bend over or hang down, as from weakness, weariness, despondency, etc.; to condescend.
  • (v. i.) To tend or draw towards a close, decay, or extinction; to tend to a less perfect state; to become diminished or impaired; to fail; to sink; to diminish; to lessen; as, the day declines; virtue declines; religion declines; business declines.
  • (v. i.) To turn or bend aside; to deviate; to stray; to withdraw; as, a line that declines from straightness; conduct that declines from sound morals.
  • (v. i.) To turn away; to shun; to refuse; -- the opposite of accept or consent; as, he declined, upon principle.
  • (v. t.) To bend downward; to bring down; to depress; to cause to bend, or fall.
  • (v. t.) To cause to decrease or diminish.
  • (v. t.) To put or turn aside; to turn off or away from; to refuse to undertake or comply with; reject; to shun; to avoid; as, to decline an offer; to decline a contest; he declined any participation with them.
  • (v. t.) To inflect, or rehearse in order the changes of grammatical form of; as, to decline a noun or an adjective.
  • (v. t.) To run through from first to last; to repeat like a schoolboy declining a noun.
  • (v. i.) A falling off; a tendency to a worse state; diminution or decay; deterioration; also, the period when a thing is tending toward extinction or a less perfect state; as, the decline of life; the decline of strength; the decline of virtue and religion.
  • (v. i.) That period of a disorder or paroxysm when the symptoms begin to abate in violence; as, the decline of a fever.
  • (v. i.) A gradual sinking and wasting away of the physical faculties; any wasting disease, esp. pulmonary consumption; as, to die of a decline.

Example Sentences:

  • (1) Direct fetal digitalization led to a reduction in umbilical artery resistance, a decline in the abdominal circumference from 20.3 to 17.8 cm, and resolution of the ascites within 72 h. Despite this dramatic response to therapy, fetal death occurred on day 5 of treatment.
  • (2) This trend appeared to reverse itself in the low dose animals after 3 hr, whereas in the high dose group, cardiac output continued to decline.
  • (3) Our results suggest that the peripheral sensitivity to hypoxia declined more than that to CO2, implying a peripheral chemoreceptor origin for hypoxic ventilatory decline.
  • (4) 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.
  • (5) Here we show that this induction of AP-2 mRNA is at the level of transcription and is transient, reaching a peak 48-72 hr after the addition of RA and declining thereafter, even in the continuous presence of RA.
  • (6) We studied the hemodynamic changes caused by bronchoscopy under LA in mechanically ventilated patients and the effect of LA on the endoscopic decline in arterial pO2.
  • (7) Comparison of developmental series of D. merriami and T. bottae revealed that the decline of the artery in the latter species is preceded by a greater degree of arterial coarctation, or narrowing, as it passes though the developing stapes.
  • (8) Foetal serum TSH concentration declined significantly between 20 and 21 days of gestation, reached a low level at delivery, and remained low for several days after birth.
  • (9) The decline in the frequency of serious complications was primarily due to a decrease in the proportion of patients with open fractures treated with plate osteosynthesis from nearly 50% to 19%.
  • (10) Both gp175 and gp250 showed the greatest increase in fucosylation at 10(-5) M, which was also the dose at which RA induced laminin maximally, while the fucosylation of gp400 was greatest at 10(-8) M RA and declined at higher concentrations.
  • (11) Lambing rates approach 1.5 lambs per ewe per year, but a death rate of 23 per cent and an offtake of 27 per cent, means that flock numbers are probably slightly declining.
  • (12) In the absence of haemodialysis, the decline in plasma concentrations of lisinopril and enalaprilat was extremely slow and plasma concentrations were generally high.
  • (13) Steroid-treated steers showed a slight decline in synthesis which was significant (P less than 0.05) at week +5 post-implant while amino acid oxidation was significantly lower at weeks +2 (P less than 0.01) and +5 (P less than 0.05) compared with control animals.
  • (14) Following thawing, the initial motility index (MI) scores of mf cryopreserved by either method were not significantly different from untreated controls; however, over a period of 15 days in culture the MI scores of both cryopreserved groups showed a small but significant overall decline, with the methanol technique producing the lowest scores.
  • (15) The last stems from trends such as declining birth rate, an increasingly mobile society, diminished importance of the nuclear family, and the diminishing attractiveness of professions involved with providing maintenance care.
  • (16) Both strong-stop DNAs are made early during in vitro reactions and decline in concentration later, consistent with postulated roles as initiators of long minus- and plus-strand DNA.
  • (17) Further, four of five patients long after PTRA remained normotensive, and in all patients plasma renin levels declined.
  • (18) Initial exposure of cells to low concentrations of either H2O2 or xanthine oxidase resulted in a transient increase in membrane potential relative to control cells (P less than 0.001), followed by an exponential decline in potential (P less than 0.001).
  • (19) How big tobacco lost its final fight for hearts, lungs and minds Read more Shares in Imperial closed down 1% and British American Tobacco lost 0.75%, both underperforming the FTSE100’s 0.3% decline.
  • (20) However, cAMP also has posttranscriptional effects on the enzyme's synthesis, as evidenced by the 4- to 5-fold enhanced decline seen when cultured hepatoma cells are exposed to cAMP and transcription is inhibited.

Retrograde


Definition:

  • (a.) Apparently moving backward, and contrary to the succession of the signs, that is, from east to west, as a planet.
  • (a.) Tending or moving backward; having a backward course; contrary; as, a retrograde motion; -- opposed to progressive.
  • (a.) Declining from a better to a worse state; as, a retrograde people; retrograde ideas, morals, etc.
  • (v. i.) To go in a retrograde direction; to move, or appear to move, backward, as a planet.
  • (v. i.) Hence, to decline from a better to a worse condition, as in morals or intelligence.

Example Sentences:

  • (1) Endoscopic retrograde cholangiography failed to demonstrate any bile ducts in the right postero-lateral segments of the liver, the "naked segment sign".
  • (2) Nonetheless, anatomical continuity was restored at the site of injury, axons projected across this region, and rostral spinal and brainstem neurons could be retrogradely labelled following HRP injections administered caudal to the lesion.
  • (3) The recorded APs were further subdivided into those exhibiting consistent antegrade conduction during sinus rhythm (overt APs: 50 left APs, eight right APs), those exhibiting intermittent antegrade conduction (intermittent APs: six left APs, two right APs), and those exhibiting only retrograde conduction (concealed APs: 33 left APs, two right APs).
  • (4) The behavior of the retrograde H deflection in respect to the first extra beat following the premature QRS complex helped in excluding bundle branch reentry.
  • (5) Diagnostic endoscopic retrograde cholangiopancreatography in patients with complicated forms of the disease helps in identifying the cause of jaundice before the operation.
  • (6) Acute cholangitis complicating diagnostic endoscopic retrograde cholangiopancreatography (ERCP) is potentially fatal.
  • (7) This report describes a newly developed catheter system with the aid of which the cystic duct and gallbladder can be reliably catheterized, retrograde, via an endoscope.
  • (8) Previous studies are reviewed in the light of new information on retrograde axonal transport, circumventricular organs, the proper use of horseradish peroxidase, freeze-fracturing, immunocytochemistry and plasma protein gene expression in the developing human brain.
  • (9) Injection of horseradish peroxidase into the rostral ventrolateral medulla (RVLM) led to heavy retrograde and anterograde labeling in the region of the hypothalamus that yielded the CRDR when stimulated electrically.
  • (10) These characteristics are consistent with the proposal that cytoplasmic dynein plays a universal role in retrograde organelle motility.
  • (11) Retrograde extrapolation is applicable in the forensic setting with scientific reliability when reasonable and justifiable assumptions are utilized.
  • (12) After injection of HRP-WGA into the contralateral hippocampus 2% of hilar NPY-i neurons were retrogradely labeled and symmetric NPY-i synapses were found on the cell bodies and dendrites of unstained HRP-WGA labeled neurons.
  • (13) Retrograde transport of horseradish peroxidase and immunocytochemical visualization of glutamate (Glu) were combined to investigate the neurotransmitter used by cortico-cortical neurons in the first (SI) and second (SII) somatic sensory areas of macaque monkeys.
  • (14) In 40 subjects the propagation sequence of phasic contractions could be evaluated and were simultaneous in 53%, antegrade in 35%, and retrograde in 11% of the waves.
  • (15) 314 patients were managed conservatively and 524 required intervention therapy: 52 with blind endoscopic techniques, 93 with open surgery, 122 with retrograde ureteroscopy, 168 with percutaneous extraction and 92 with ESWL.
  • (16) None of the cases was diagnosed by retrograde pyelography for fractionally visualized excretory urography and 3 were within 9 months of a previously normal excretory urogram alone or with retrograde pyelography.
  • (17) We examined in rats the effectiveness of administering verapamil into ischemic tissue by retrograde perfusion through the cerebral vein, starting 3 hours after occlusion of the middle cerebral artery.
  • (18) Fluorescent labels, injected into either the hindlimb muscles or the cerebellum, are retrogradely transported to motoneurones or dorsal spinocerebellar tract neurones respectively.
  • (19) Glutamate-immunoreactive neurons were present throughout the acoustic thalamus, including the regions containing the retrogradely labeled neurons.
  • (20) 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.