What's the difference between focus and locus?

Focus


Definition:

  • (n.) A point in which the rays of light meet, after being reflected or refrcted, and at which the image is formed; as, the focus of a lens or mirror.
  • (n.) A point so related to a conic section and certain straight line called the directrix that the ratio of the distace between any point of the curve and the focus to the distance of the same point from the directrix is constant.
  • (n.) A central point; a point of concentration.
  • (v. t.) To bring to a focus; to focalize; as, to focus a camera.

Example Sentences:

  • (1) Work on humoral responses has focused on lysozyme, the hemagglutinins (especially in the oyster), and the clearance of certain antigens.
  • (2) Family therapists have attempted to convert the acting-out behavioral disorders into an effective state, i.e., make the family aware of their feelings of deprivation by focusing on the aggressive component.
  • (3) Now, as the Senate takes up a weakened House bill along with the House's strengthened backdoor-proof amendment, it's time to put focus back on sweeping reform.
  • (4) Focusing on two prospective payment systems that operated concurrently in New Jersey, this study employs the hospital department as the unit of analysis and compares the effects of the all-payer DRG system with those of the SHARE program on hospitals.
  • (5) The review provides an update of drug-induced pulmonary disorders, focusing on newer agents whose effects on the lung have been studied recently.
  • (6) This study reports the analysis of a transvestite man through focusing on his marital interaction and his wife's complementary behavior to his perversion.
  • (7) Subsequent isoelectric focusing in sucrose revealed an isoelectric point of 9.0-9.2.
  • (8) Streaming is shown to occur in water in the focused beams produced by a number of medical pulse-echo devices.
  • (9) Other recommendations for immediate action included a review of the Nursing and Midwifery Council and the General Medical Council for doctors, with possible changes to their structures; the possible transfer of powers to launch criminal prosecutions for care scandals from the Health and Safety Executive to the Care Quality Council; and a new inspection regime, which would focus more closely on how clean, safe and caring hospitals were.
  • (10) For enrolled nurses an increase in "Intrinsic Job Satisfaction" was less well maintained and no differences were found over time on "Patient Focus".
  • (11) Isoelectric points for two normal liver isoenzymes demonstrable by isoelectric focusing are pH5.9 and 6.0.
  • (12) "As part of this de-leveraging process, the group will also focus on eliminating any loss-making businesses."
  • (13) Serum and pituitary gonadotropins, hypothalamic luteinizing hormone-releasing hormone (LHRH), and the profile of FSH forms across the isoelectric focusing gel were determined by radioimmunoassay.
  • (14) However, the City focused on the improvement in the fortunes of its Irish business, Ulster bank, and its new mini bad bank which led to a 1.8% rise in the shares to 368p.
  • (15) The primary focus of both nonpharmacologic and pharmacologic therapy should be to control systemic blood pressure in a simple, affordable, and nontoxic fashion that provides an adequate quality of life.
  • (16) Proper function of proteinases such as PA may require focusing of activity on a cellular level.
  • (17) The organisation initially focused on education, funding the Indian company BYJU’s, which helps students learn maths and science, and the Nigerian company Andela, which trains African software developers.
  • (18) Inclusion-forming and non-inclusion-forming elementary bodies focused in one band at pI 4.64.
  • (19) This review focused on the methods used to identify language impairment in specifically language-impaired subjects participating in 72 research studies that were described in four journals from 1983 to 1988.
  • (20) Network #5 conducted a pilot study of state survey results to profile data for Medical Review Board (MRB) analysis and to identify potential areas where educational activities could be focused.

Locus


Definition:

  • (n.) A place; a locality.
  • (n.) The line traced by a point which varies its position according to some determinate law; the surface described by a point or line that moves according to a given law.

Example Sentences:

  • (1) The fine structure of neurofibrillary tangles in the hippocampal gyrus, substantia nigra, pontine nuclei and locus coeruleus of the brain was postmortem studied in a case of progressive supranuclear palsy.
  • (2) Large gender differences were found in the correlations between the RAS, CR, run frequency, and run duration with the personality, mood, and locus of control scores.
  • (3) It is concluded that in the mouse model the ability of buspirone to reduce the aversive response to a brightly illuminated area may reflect an anxiolytic action, that the dorsal raphe nucleus may be an important locus of action, and that the effects of buspirone may reflect an interaction at 5-hydroxytryptamine receptors.
  • (4) The Notch locus in Drosophila encodes a transmembrane protein required for the determination of cell fate in ectodermal cells.
  • (5) The second protein could represent either an allozymic form of the enzyme or the product of a distinct locus.
  • (6) The availability of locus-specific probes should significantly expand the role of minisatellite markers in population biology.
  • (7) The effects of clozapine on the spontaneous firing rate of noradrenergic (NE, locus coeruleus), dopaminergic (DA, zona compacta, ventral tegmental area) and non-dopaminergic (zona reticulata) neurons was studied in chloral hydrate anesthetized rats.
  • (8) Twenty-nine deletion breakpoints were mapped in 220 kb of the DXS164 locus relative to potential exons of the Duchenne and Becker muscular dystrophy gene.
  • (9) Mice homozygous for mutations at either locus exhibit several phenotypic abnormalities including a virtual absence of mast cells.
  • (10) These data suggest that increased TNF production may be responsible for endotoxin hypersensitivity in TCDD-treated mice and that the Ah locus mediates this response.
  • (11) (3) Two RFLP defined patterns of the DQA1 locus, DQA1.5 (DQA1*0501) and DQA1.8 (DQA1*0401, *0601) are strongly associated with the disease.
  • (12) Interspecific hybridization between sexual species carrying different b-alleles and producing different B subunits may be responsible for the heterozygosity at the lactate dehydrogenase b-locus in diploid parthenogenetic Cnemidophours.
  • (13) These findings are consistent with reports that implicate the PYK locus in yeast cell cycle control and suggest that it may be challenging to model relations between fitness and activity for multifunctional proteins.
  • (14) Evidence for a third locus, ENO3, is supplied by the electrophoretic pattern of muscle extracts.
  • (15) The data indicate that the locus for the alpha chain of the T-cell receptor is split by the chromosomal breakpoint between the V alpha and the C alpha gene segments, and that the V alpha segments are proximal to the C alpha segment within chromosome band 14q11.2.
  • (16) The new scale appears to be a more sensitive measure of locus of control than Rotter's scale.
  • (17) Incomplete penetrance of the simpler pattern suggests that this genetic locus interacts in a probabilistic manner with epigenetic mechanisms involved in morphogenesis of the cerebellum.
  • (18) Proposed models for the inheritance of locus-specific methylation phenotypes in somatic cells include those in which there is stable inheritance of a methylation pattern such that all cells contain a similarly methylated locus, as well as models in which the inheritance of methylation can be variable.
  • (19) Extensive LSR data were obtained as a by-product of specific-locus experiments.
  • (20) The deficits noted in the granule cells of the dentate gyrus in this study were more severe than those found in our previous studies on the effect of the low protein diet in these same rats on visual cortical pyramidal cells and on the 3 cell types in the nucleus raphe dorsalis and nucleus locus coeruleus.