(1) During control, no significant difference between systolic fluctuation (delta Pa) and pleural swings (delta Ppl) was found.
(2) If tracer is introduced into the carotid artery after osmotic treatment, brain uptake is increased by a net factor of 50 (a factor of 70 due to elevation of PA, multiplied by 7 due to infusion by the carotid route) as compared to uptake by normal, untreated brain with infusion into a peripheral vein.
(3) Whole-virus vaccines prepared by Merck Sharp and Dohme (West Point, Pa.) and Merrell-National Laboratories (Cincinnati, Ohio) and subunit vaccines prepared by Parke, Davis and Company (Detroit, Mich.) and Wyeth Laboratories (Philadelphia, Pa.) were given intramuscularly in concentrations of 800, 400, or 200 chick cell-agglutinating units per dose.
(4) The polymerization of dATP, dCTP, and dGTP onto the defined length initiator, d(pA)10, has been carried out in four buffers.
(5) We have shown that human monocytes can synthesize both urokinase-type PA (u-PA) and tissue-type PA (t-PA).
(6) A variant t-PA (G K1 K2 P), which contained only one of the two fibrin binding sites, i.e.
(7) Patients with inflammatory bowel disease showed decreased tissue-type plasminogen activator antigen release (t-PA Ag), no significant Von Willebrand antigen release (vWF Ag), and a residual plasminogen activator inhibitor activity (PAI activity) after venous occlusion.
(8) Proper function of proteinases such as PA may require focusing of activity on a cellular level.
(9) It was then determined whether reducing the PA wedge pressure during exercise with prazosin (9 patients) or dobutamine (6 patients) reduced ventilatory levels toward normal.
(10) A similar concentration of estradiol had no effect on PA activity of the myocytes.
(11) Plasminogen activator inhibitor-1 (PAI-1), the primary physiological inhibitor of tissue-type plasminogen activator (t-PA) in plasma, is a serine proteinase inhibitor (serpin) that forms a 1:1 stoichiometric complex with its target proteinase leading to the formation of a stable inactive complex.
(12) In 130 patients, who were considered to be anti-HTLV-I positive or negative by the PA method, we compared the anti-HTLV-I detection rates and the specificity of the following three EIA methods: the Ei-test ATL and two new EIA methods using different recombinant antigens which recognize different sites.
(13) Plasminogen activator inhibitor (PAI-I) rapidly inactivates tissue plasminogen activator (t-PA) and urokinase (UK) with nearly identical association rate constants.
(14) Heart block occurred in 214 patients (12%); 113 (6.3%) had heart block on presentation and 101 (5.7%) developed heart block in the 24 h after treatment with rt-PA.
(15) The frequency spectra of transmission coefficients for ultrasound passing through a sheet of gas-filled micropores have been measured using incident waves with amplitudes up to 2.4 x 10(4) Pa.
(16) In testing the hypothesis that Lp(a) can competitively inhibit plasma clot lysis mediated by plasmin, the present study shows that Lp(a) significantly enhanced plasma clot lysis mediated by streptokinase or t-PA.
(17) The in vivo hepatic lipid peroxide content of rats was increased by aspirin or 4-pentenoic acid (4-PA) administration but was decreased by clofibrate (CPIB) administration.
(18) The predominant u-PA binding protein isolated from whole cell detergent extracts migrated with a molecular mass of approximately 36 Kd using affinity chromatography.
(19) These studies demonstrate that alpha-thrombin is a potent stimulus for human PLD-mediated PA formation and that cyclic adenosine nucleotides modulate agonist-induced cellular PLD activity.
(20) From the stress-strain curve the following values were selected: strain, stress, and slope at 80 mmHg equivalent pressure (1 mmHg = 133.3 Pa); maximum stress, strain, and slope; and breaking stress, strain, and slope if the sample broke.
Pet
Definition:
(n.) A cade lamb; a lamb brought up by hand.
(n.) Any person or animal especially cherished and indulged; a fondling; a darling; often, a favorite child.
(n.) A slight fit of peevishness or fretfulness.
(a.) Petted; indulged; admired; cherished; as, a pet child; a pet lamb; a pet theory.
(v. t.) To treat as a pet; to fondle; to indulge; as, she was petted and spoiled.
(v. i.) To be a pet.
Example Sentences:
(1) In cases with unilateral hypoperfusion, the percentage of the activity in the lesion to that in the contralateral normal cortex on the early SPECT was correlated well with that on CBF measured by PET (r = 0.870, p less than 0.001).
(2) However, localizing a functional region with PET has been severely limited by the poor resolving properties of PET devices.
(3) The PET studies suggest dysfunction of the prefrontal cortex as a result of damage to the lentiform nuclei.
(4) If the PET measurement is commenced prior to arteriovenous equilibrium, significant errors occur in calculated CBV.
(5) Single photon emission computed tomography (SPECT) and positron emission tomography (PET) are now being used to improve the information available from radioisotopic imaging of patients with cancer.
(6) The muscarinic receptor agonist carbachol had no significant effects on [3H]PEt and [3H]IP formation in nontransfected HEK cells.
(7) Appropriate corrections for atrophy should be employed if current PET scanners are to accurately measure actual brain tissue metabolism in various pathologic states.
(8) Using a 1-stage random-digit dial telephone survey, we estimated the number of pet dogs and cats and cancer case ascertainment in the principal catchment area of an animal tumor registry in Indiana, the Purdue Comparative Oncology Program (PCOP).
(9) Such information could be most useful for in vivo receptor visualization studies using positron emission tomography (PET) scanning.
(10) Half the adolescents completed the child maltreatment instrument first, while the rest completed the pet maltreatment instrument.
(11) In this study, PET images were obtained using [18F]-labeled fluorodeoxyglucose, a marker for glucose metabolism.
(12) The global black market in animal and plants, sold as food, traditional medicines and exotic pets, is worth billions and sees an estimated 350 million specimens traded every year.
(13) The distribution of 1-11C-acetoacetic acid after injection into adult Wistar rats and cats was investigated by PET.
(14) If we start letting movie stars – even though they’ve been the sexiest man alive twice – to come into our nation (with pets), then why don’t we just break the laws for everybody?” Joyce said at the time.
(15) We have developed a method that allows two sets of regional cerebral metabolic rates of glucose (rCMRglc) to be obtained in a single extended procedure using positron emission tomography (PET) and [18F]fluorodeoxyglucose (FDG).
(16) Metabolic PET studies also give insight into pathophysiologic mechanisms of epilepsy.
(17) In view of the number of PET studies involving low count rate acquisitions, there has been increasing interest recently in the development of positron cameras capable of fully three-dimensional acquisition and reconstruction.
(18) We performed dynamic positron emission tomographic (PET) studies of glucose utilization, using (18F) 2-fluoro-2-deoxy-D-glucose (FDG), in patients with probable Alzheimer's disease (AD) and healthy age-matched controls, to evaluate blood-brain-barrier glucose transport and glucose utilization rates in the disease.
(19) We used a 11C-glucose method for positron emission tomography (PET) while estimating cerebral glucose metabolism during human sleep with polysomnography (PSG).
(20) His mother is Denise Welch, late of Corrie and Loose Women, and his father his Tim Healy, who was briefly famous 30 years ago for his role in Auf Wiedersehen, Pet.