(n.) The sum of five tens; fifty units or objects.
(n.) A symbol representing fifty units, as 50, or l.
Example Sentences:
(1) Fifty-six percent of Lac+ transconjugants were resistant to the S. cremoris M12R lytic phage.
(2) Fifty-two pairs of canine femora were tested to failure in four-point bending.
(3) A two-year follow-up was available for fifty-nine of the treated knees.
(4) The study included fifty children, aged six to fourteen years, selected from patients seeking routine dental care at Children's Hospital National Medical Center.
(5) Equal numbers of handled and unhandled puparia were planted out at different densities (1, 2, 4 or 8 per linear metre) in fifty-one natural puparial sites in four major vegetation types.
(6) Fifty-four cases were analysed, and a two-fold excess of clustering within one year was observed, both within single districts and between adjacent districts.
(7) Fifty per cent of Group I patients died from sepsis and MOF.
(8) Fifty-five consecutive patients evaluated for allergy with MRT Classes 0 or 1 were studied.
(9) Fifty-seven patients underwent local excision of an invasive distal rectal cancer as an initial operative procedure with curative intent.
(10) Fifty-four patients had pancreas cancer, confirmed by resection or biopsy in all cases.
(11) Two hundred fifty-one cervical and 209 male urethral specimens from three Richmond health clinics were read by direct immunofluorescence staining and compared with cell culture technics using iodine staining.
(12) Fifty-one severely retarded adults were taught a difficult visual discrimination in an assembly task by one of three training techniques: (a) adding and reducing large cue differences on the relevant-shape dimension; (b) adding and fading a redundant-color dimension; or (c) a combination of the two techniques.
(13) A sample of fifty-three partially dentate subjects who had had partial dentures provided in the last 3 years completed a personality questionnaire (Cattell's 16 PFQ).
(14) Fifty physiologically characterized units were injected with horseradish peroxidase (HRP) or Lucifer yellow CH (LY) and their processes were traced to the crista.
(15) Fifty-four women who had been sexually abused as children (age 15 or younger) responded.
(16) One hundred ten atherosclerotic occlusions of the internal carotid artery (ICA) were found in 106 patients in group I. Fifty-one percent of these patients had a history of stroke before arteriography, 24% had transient ischemic attacks (TIAs) or amaurosis fugax (AF), and 12% had nonhemispheric symptoms.
(17) Fifty-day-old female Sprague-Dawley [Hsd:SD(BR)] rats received a single s.c. dose of 0 or 40 mg of N-methyl-N-nitrosourea per kg of body weight.
(18) The results of the Tinel percussion test, the Phalen wrist-flexion test, and the new test were evaluated in thirty-one patients (forty-six hands) in whom the presence of carpal tunnel syndrome had been proved electrodiagnostically, as well as in a control group of fifty subjects.
(19) Fifty-seven strains of enterotoxigenic Escherichia coli isolated from humans and pigs and producing thermolabile (LT) enterotoxin were used to ascertain the efficiency of the Biken test compared to the passive immune haemolysis test (PIH), considered as very sensitive for detecting that enterotoxin.
(20) In this study, six patients, the proband, his four siblings and a niece, representing a kindred of fifty-two subjects, were examined for aymptomatic cutaneous nodules mainly on the back and chest.