(a.) Mature or ripe before the proper time; as, the premature fruits of a hotbed.
(a.) Happening, arriving, existing, or performed before the proper or usual time; adopted too soon; too early; untimely; as, a premature fall of snow; a premature birth; a premature opinion; premature decay.
(a.) Arriving or received without due authentication or evidence; as, a premature report.
Example Sentences:
(1) Perinatal mortality is strongly associated with obstetrical factors, respiratory distress syndrome, and prematurity.
(2) The dangers caused by PM10s was highlighted in the Rogers review of local authority regulatory services, published in 2007, which said poor air quality contributed to between 12,000 and 24,000 premature deaths each year.
(3) Of the 622 people interviewed, a large proportion (30.5%) believed that the first deciduous tooth should erupt between the age of 5-7 months; the next commonly mentioned time of tooth eruption was 7-9 months of age; and 50.3% of the respondents claimed to have seen a case of prematurely erupted primary teeth.
(4) We found that, compared to one- and two-dose infants, those treated with three doses of Exosurf were more premature, smaller, required a longer ventilator course, and had more frequent complications, including patent ductus arteriosus (PDA), intraventricular hemorrhage, nosocomial pneumonia, and apnea.
(5) They urged the Department of Environment, Food and Rural Affairs to make air quality a higher priority and release the latest figures on premature deaths.
(6) Conclusions on phylogenetic trends of sexual dimorphism of skeletal robusticity and the effect of culture on it seem to be premature.
(7) The acetylcarnitine content of tracheal fluid was higher in samples obtained from premature newborns.
(8) 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.
(9) We report the case of a premature infant, small for gestational age, who experienced rostral herniation of a portion of frontal lobe through the anterior fontanel as the result of a hemorrhagic cerebellar infarction followed by a large parieto-occipital intracerebral hemorrhage.
(10) Amiodarone was able to suppress the premature ventricular beats, depress conduction and prolong refractoriness in both, the AV node and accessory pathway to prevent recurrences of atrioventricular reentry.
(11) 1) The incidence of premature rupture of the membranes (PROM), threatened premature delivery, toxemia and abruption placentae were 40.6, 36.4, 7.8 and 3.0%, respectively.
(12) Further significantly positive associations to the incidence of myocardial infarction (MI) were found for the following parameters: Systolic and diastolic blood pressure, family history of premature MI, cigarette smoking, plasma levels of triglycerides, VLDL-cholesterol and blood glucose.
(13) In 27 decerebrate cats under various experimental conditions, we studied the effects of programmed premature ventricular contractions on the impulse activity of preganglionic sympathetic fibres isolated from the third left thoracic ramus.
(14) The gonadally unresponsive patients had either pituitary tumours or premature menopause.
(15) Premature infants possessed 35-50% higher levels of retinal vitamin C than those found in mature retinas.
(16) It is suggested that the limited renal capacity to reabsorb sodium may account for the low bicarbonate threshold in premature infants.
(17) A patient with hypertensive heart disease, in whom atrial premature beats with a decrease in the amplitude and widening of his bundle potential, prolongation of the H-V interval, and right bundle branch block pattern suggested intrahisian longitudinal dissociation, is described.
(18) Findings on cranial ultrasonography strongly suggested the diagnosis of a localized infarct in four premature infants.
(19) Premature birth retarded maturation of hepatic glucuronyl transferase activity.
(20) A clearly recognizable relationship of SEH to gestational age and clinical status exists in that all SEH occur in premature infants under 2500 g birthweight (although only 56% of all premature infants have SEH) and 95% of SEH occur in infants with the respiratory distress syndrome (although only 60% of infants with the respiratory distress syndrome have SEH).
Previous
Definition:
(a.) Going before in time; being or happening before something else; antecedent; prior; as, previous arrangements; a previous illness.
Example Sentences:
(1) Previous use of the drug is found in more than 50 per cent of the patients, and it was often followed by a neglected side-effect.
(2) A series of human cDNA clones of various sizes and relative localizations to the mRNA molecule were isolated by using the human p53-H14 (2.35-kilobase) cDNA probe which we previously cloned.
(3) Since fingernail creatinine (Ncr) reflects serum creatinine (Scr) at the time of nail formation, it has been suggested that Ncr level might represent that of Scr around 4 months previously.
(4) The authors have presented in two previous articles the graphic solutions resembling Tscherning ellipses, for spherical as well as for aspherical ophthalmic lenses free of astigmatism or power error.
(5) Seventeen patients (Group 1) had had no previous surgery, while 13 (Group 2) had had multiple previous operations.
(6) Clinical and roentgenographic criteria could not discriminate between patients with and without pneumonia, confirming the findings of previous investigations.
(7) Previous attempts to purify this enzyme from the liquid endosperm of kernels of Zea mays (sweet corn) were not entirely successful owing to the lability of partially purified preparations during column chromatography.
(8) The taxonomic relationship of strains H4-14 and 25a with previously described Xanthobacter strains was studied by numerical classification.
(9) Using monoclonal antibodies directed against the plasma membrane of Madin-Darby canine kidney (MDCK) cells, we demonstrated previously that a glycoprotein with an Mr = 23,000 (gp23) had a non-polarized cell surface distribution and was observed on both the apical and basolateral membranes (Ojakian, G. K., Romain, R. E., and Herz, R. E. (1987) Am.
(10) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
(11) We have previously shown that serotonin is present in secretory granules of frog adrenochromaffin cells; concurrently, we have demonstrated that serotonin is a potent stimulator of corticosterone and aldosterone secretion by adrenocortical cells.
(12) As the percentage of rabbit feed is very small compared to the bulk of animal feeds, there is a fair chance that rabbit feed will be contaminated with constituents (additives) of batches previously prepared for other animals.
(13) In contrast to previous reports, these tumours were more malignant than osteosarcomas and showed a five-year survival rate of only 4-2 per cent.
(14) The data from this experience as well as others previously reported can yield prognostic indicators of survival in cases of accidental hypothermia.
(15) The previous year, he claimed £1,415 for two new sofas, made two separate claims of £230 and £108 for new bed linen, charged £86 for a new kettle and kitchen utensils and made two separate claims, of £65 and £186, for replacement glasses and crockery.
(16) Some S-100 reactive cells previously interpreted as tumour cells were refound in a few tumours.
(17) The results of our microscopic model confirm that the continuum hypothesis used in our previous macroscopic model is reasonable.
(18) Male sex, age under 19 or over 45, few social supports, and a history of previous suicide attempts are all factors associated with increased suicide rates.
(19) We present these cases and review the previously reported cases.
(20) These data indicate that RNA faithfully transfers "suppressive" as well as "positive" types of immune responses that have been reported previously for lymphocytes obtained directly from tumour-bearing and tumour-immune animals.