(a.) One more than twelve; ten and three; as, thirteen ounces or pounds.
(n.) The number greater by one than twelve; the sum of ten and three; thirteen units or objects.
(n.) A symbol representing thirteen units, as 13 or xiii.
Example Sentences:
(1) Thirteen patients with bipolar affective illness who had received lithium therapy for 1-5 years were tested retrospectively for evidence of cortical dysfunction.
(2) Thirteen patients had had a posterior dislocation with an associated fracture of the femoral head located either caudad or cephalad to the fovea centralis (Pipkin Type-I or Type-II injury), one had had a posterior dislocation with associated fractures of the femoral head and neck (Pipkin Type III), two had had a posterior dislocation with associated fractures of the femoral head and the acetabular rim (Pipkin Type IV), and three had had a fracture-dislocation that we could not categorize according to the Pipkin classification.
(3) Thirteen of the dogs treated with various drug regimens lived for 90 days, after which time treatment was stopped; 10 of the dogs eventually rejected the grafts, but three had continued graft function for 6 months or longer and may be permanently tolerant.
(4) Thirteen per cent were in prison and 12% were resident in a therapeutic community.
(5) Thirteen patients with end-stage renal disease aged 70 years have been successfully treated by chronic dialysis treatment.
(6) Thirteen (33%) also had peripheral blood involvement.
(7) Thirteen asthmatic subjects (six aspirin tolerant and seven aspirin intolerant) in a stable clinical condition and ten healthy subjects were studied.
(8) Thirteen soft tissue sarcomas with ultrastructural evidence of nerve sheath differentiation were investigated by immunohistochemistry.
(9) Thirteen of the fourteen melanomas detected were on anatomic sites normally covered by clothing.
(10) Thirteen patients responded favorably to the drug, with a significant increase in systemic arterial blood pressure and urine production.
(11) Thirteen of these patients had tubulo-interstitial lesions in addition to their glomerular disease.
(12) Thirteen of 18 patients who had resections, six of 28 patients treated with HAI, and two of 27 IV-treated patients survived 2 years or more.
(13) Thirteen cases of pulmonary tuberculosis were diagnosed during the period.
(14) The binding of IgG present in patient plasma to cultured human endothelial cells was detected using radiolabeled staphylococcal protein A. Thirteen samples gave positive results and a significant association between endothelial-associated IgG and lupus anticoagulant was found (p less than 0.05).
(15) The test plates are incubated at 37 degrees C for a period ranging from thirteen to eighteen hours.
(16) Thirteen (36%) of the 36 patients died before adequate antifungal therapy could be administered, while 13 survived long enough to receive 1,500 mg of amphotericin B; actuarial survival of the latter group from the date 1,500 mg of amphotericin B had been infused was 47% at 1 year.
(17) Thirteen children with very short small bowel (less than or equal to 38 cm jejunoileum) beginning in the first month of life were enrolled in a home parenteral nutrition program between 1977 and 1984.
(18) Thirteen myoplasties using the sartorius muscle were performed on 12 patients from 1980 to 1985 for "healing problems" in the groin with subjacent synthetic grafts.
(19) Thirteen patients had prior surgery at or near the site of infection.
(20) The duration of symptoms up to the time of biopsy and histological verification of differentiated spinocellular carcinoma of the penis varied from one month to thirteen years.
Twelve
Definition:
(a.) One more that eleven; two and ten; twice six; a dozen.
(n.) The number next following eleven; the sum of ten and two, or of twice six; twelve units or objects; a dozen.
(n.) A symbol representing twelve units, as 12, or xii.
Example Sentences:
(1) Twelve families with Wiskott-Aldrich syndrome (WAS) were studied by linkage analysis using 10 polymorphic marker loci from the X-chromosome pericentromeric region.
(2) Twelve patients with South American mococutaneous leishmaniasis who attended the Hospital Amazonico in Peru between February and September 1974 were treated with amphotericin B.
(3) Even so, amputation of fifteen extremities and four other major excisions were required in twelve patients.
(4) One hundred and twelve dogs, including twenty C3-deficient dogs, were studied over a period of 6 years.
(5) Buserelin and Flutamide were administered three times daily, intranasally and orally respectively, at a dose of 1.2 mg and 750 mg for twelve months.
(6) The fine needle aspiration cytology features of twelve peripherally located bronchioloalveolar cell carcinomas of the lung diagnosed by fine needle aspiration biopsy are described.
(7) For a better understanding of the cytochrome P-450 mediated reactions, we studied the metabolism of midazolam in microsomal fractions prepared from twelve human livers.
(8) Twelve strains of the Crimean hemorrhagic fever (CHF)-Congo group of viruses the Bunyaviridae family were investigated with respect to sensitivity to lipid solvents and temperature, pathogenicity for animals, interactions with cell cultures and antigenic relationships.
(9) Twelve patients had normal hemodynamic data (group 1), nine had abnormal hemodynamic data only during exercise (group 2), and 11 had abnormal hemodynamic data at rest and during exercise (group 3).
(10) Twelve monkeys, Macaca fascicularis and Macaca mulatta, were investigated to study their renal microvasculature.
(11) Twelve mutations were searched for using classical techniques of molecular biology in a total of 126 patients.
(12) This paper describes a teaching process in which two 4th year medical students learn a family approach to problem solving during a short clerkship of twelve hours spread over four weekly sessions.
(13) Twelve healthy rabbits, in three similar subgroups, were exposed to pathogenic Escherichia coli and their immune response was studied under different experimental conditions.
(14) Twelve patients (group 1), all with coronary artery disease, produced myocardial lactate during pacing.
(15) Twelve weeks after withdrawal heart rate and blood pressure responses to mental stress were normalized.
(16) Twelve healthy volunteers were given single oral doses of bisoprolol 5 mg, 10 mg and 20 mg and atenolol 50 mg and 100 mg in a randomised, placebo-controlled study.
(17) Twelve young male smokers each participated in four conditions on 4 separate days: stress + nicotine, stress + placebo (stress alone), rest + nicotine (nicotine alone), and rest + placebo.
(18) Twelve subjects each received multiple doses of 150, 200, 250, and 300 mg of moricizine every 8 hours during 7 days of treatment.
(19) Twelve donor sites in 10 patients were observed in detail to assess the usefulness of this material.
(20) The efficacy of three different therapeutic regimes was studied in one group by the application of the drug to the entire skin for either five minutes, fifteen minutes, or twelve hours for eighteen days.