(a.) Of or pertaining to heterogenesis; heterogenetic.
Example Sentences:
(1) Size analysis of the solubilized IgA IP employing sucrose density gradient ultracentrifugation, indicated that these were heterogeneous, with a size generally larger than 19 S.
(2) Over the past decade the use of monoclonal antibodies has greatly advanced our knowledge of the biological properties and heterogeneity that exist within human tumours, and in particular in lung cancer.
(3) The 0.1 M phosphate buffer eluant was electrophoretically heterogeneous and did not elicit the production of bactericidal antibodies in rabbits.
(4) HCECs display an unusual combination of cytokeratin IFs and neurofilaments, together with vimentin, and are heterogeneous with respect to their IF makeup.
(5) mycoides cluster' at a similarity level (S) of 66% and which remained undivided at up to 78% S. At higher similarity levels, these strains fell heterogeneously into mixed sub-phenons containing strains of both subspecies.
(6) Much information has accumulated on the isolation and characterization of a heterogeneous group of molecules that inhibit one or more of the bioactivities of interleukin 1.
(7) The combined results suggest that any possible heterogeneity in the L-CAM genes is not reflected in the size of either the mRNA or protein.
(8) The diagnosis of "autism" has been used to encompass a heterogeneous group of children who may differ in etiology, clinical manifestations, prognosis, and needed treatment.
(9) Osteogenesis imperfecta is the common term for a heterogeneous group of heritable disorders of connective tissue with lethal and nonlethal forms.
(10) High pressure liquid chromatography combined with radioimmunoassay showed marked heterogeneity of SPLI and SLI.
(11) The heterogeneity of obesity may be demonstrated by the shape of fat distribution and the prolactin response to insulin hypoglycaemia.
(12) The antibody-hapten profiles revealed that the DNCB-fed animalss contained predominatly IgG2 in their serum by the time of their initial bleedings, whereas sensitized animals still contained a considerable proportion of more acidic antibodies having marked charge heterogeneity.
(13) We detected no evidence for heterogeneity in this sample, but when we combined results with previously published lod scores, heterogeneity was statistically significant.
(14) The operational meaning of all the resulting theorems is that when any of them appear to be refuted experimentally, the presence of more than one parallel transport pathway (that is, of membrane heterogeneity transverse to the direction of transport) can be inferred and analyzed.
(15) Possible interpretations of this manifestation of biological heterogeneity are discussed.
(16) The heterogeneity of the muscarinic receptors was examined both in vivo and in radioligand binding experiments.
(17) This work shows that during 3MeDAB hepatocarcinogenesis, AFP gene activation occurs in heterogenous cell populations and according to different cellular patterns.
(18) The resistance to cephalosporins of 48 heterogeneous methicillin-resistant strains ("RH" mutants) of Staphylococcus pyogenes var.
(19) Results indicate that nystatin is distributed heterogeneously in the gastrointestinal tract.
(20) The major scrapie prion protein, designated PrP 27-30, exhibited both charge and size heterogeneity after purification from infected hamster brains.
Homogenous
Definition:
(a.) Having a resemblance in structure, due to descent from a common progenitor with subsequent modification; homogenetic; -- applied both to animals and plants. See Homoplastic.
Example Sentences:
(1) The extents of phospholipid hydrolysis were relatively low in brain homogenates, synaptic plasma membranes and heart ventricular muscle.
(2) The constitution of chromosomes in the two plasmacytomas remained remarkably stable in their homogeneous modal population.
(3) Gel filtration of the 40,000 rpm supernatant fraction of a homogenate of rat cerebral cortex on a Sepharose 6B column yielded two fractions: fraction II with the "Ca(2+) plus Mg(2+)-dependent" phosphodiesterase activity and fraction III containing its modulator.
(4) ASF-II was purified to apparent homogeneity by using concanavalin A-agarose affinity chromatography, DEAE-cellulose chromatography, alumina gel adsorption, and isoelectric focussing techniques.
(5) Concentrations of alpha-lactalbumin and alpha s1-casein were measured in media and explant homogenates by radioimmunoassay, as an index of lactogenesis.
(6) Further subfractionation disclosed that the acetyltransferase activity was most enriched in the Golgi fraction, in which its specific activity was some ninefold greater than in the total homogenate.
(7) Gamma-irradiated splenic homogenates of armadillos infected with M. leprae proved sterile by conventional tests and media.
(8) A technique, using Nuclepore polycarbonate membrane filters as a containing medium for very small volumes of ionic standard solutions, to produce homogeneous ice standards is described.
(9) In vitro studies showed that BOF-A2 was rapidly degraded to EM-FU and CNDP in homogenates of the liver and small intestine of mice and rats, and in sera of mice, rats and human, and the conversion of EM-FU to 5-FU occurred only in the microsomal fraction of rat liver in the presence of NADPH.
(10) Plasma membranes were obtained from a homogeneous population of rabbit red blood cells at different maturation periods.
(11) The effect of diethylstilbestrol (DES) on the percent conversion of a 14C-progesterone (14C-P) substrate to 14C-testosterone (14C-T) when added to incubates fo rat testicular homogenates has been measured.
(12) While the reduced form of the "derived" polyphenolic compounds, generated during tissue homogenization, appeared to enhance dye binding with bovine serum albumin, their influence on the protein assay directly in crude homogenates was extremely diverse.
(13) Enzyme prepared in this manner was homogeneous according to electrophoresis on sodium dodecyl sulfate-polyacrylamide gels and immunoelectrophoresis using antiserum directed against it.
(14) In voltage-clamp experiments the ion current flowing through the channels was homogeneous indicating a defined conformation and a uniform size.
(15) The inhibitory effect was not due to contaminating rT3 in the liver homogenates.
(16) The final preparation was homogeneous and a single polypeptide of 18,000 daltons as judged by SDS-polyacrylamide gel electrophoresis.
(17) This enzyme was purified to homogeneity and exhibited an apparent molecular weight of 36,000 on sodium dodecyl sulfate gels and 180,000 on a TSK G-3000SW column in the presence of Triton X-100.
(18) Computed tomography (CT) is the most sensitive radiologic study for detecting these tumors, which usually are small, round, sharply marginated, and of homogeneous soft tissue density.
(19) Thus, whereas CD3-associated molecules isolated from polyclonal CD3+WT31+ populations (expanded in IL 2 under the same culture conditions) appeared as diffuse bands, CD3-associated molecules isolated from CD3+WT31- populations displayed a homogeneous molecular mass.
(20) Although this operational classification does not produce etiologically homogeneous groups, it is believed to have pragmatic utility with respect to planning targeted surveillance and management strategies.