What's the difference between hinder and null?

Hinder


Definition:

  • (a.) Of or belonging to that part or end which is in the rear, or which follows; as, the hinder part of a wagon; the hinder parts of a horse.
  • (a.) To keep back or behind; to prevent from starting or moving forward; to check; to retard; to obstruct; to bring to a full stop; -- often followed by from; as, an accident hindered the coach; drought hinders the growth of plants; to hinder me from going.
  • (a.) To prevent or embarrass; to debar; to shut out.
  • (v. i.) To interpose obstacles or impediments; to be a hindrance.

Example Sentences:

  • (1) The blocking action may have masked and hindered detection of the stimulatory action of barium in other systems.
  • (2) Diffusional anisotropy of water protons, induced by nonrandom, directional barriers which hinder or retard water motion, is measurable by MRI.
  • (3) The power of the landed elite is often cited as a major structural flaw in Pakistani politics – an imbalance that hinders education, social equality and good governance (there is no agricultural tax in Pakistan).
  • (4) Mapping of susceptibility is hindered by the limitations of conventional tissue typing techniques, and by strong linkage disequilibrium within this part of the genome.
  • (5) From these results, we presume that light induces a protein that hinders the interaction of gp70 in HM1 cells with its receptor on the NC4 cell surface and thereby inhibits the sexual process between these strains.
  • (6) This in vivo incorporation of tungsten was competitively hindered by molybdenum.
  • (7) If a prisoner is in the process of taking a programme this can hinder or even curtail their progress – many prisons don't offer certain programmes so if you are moved to a prison without a particular course you are back to square one when it comes to the crucial Parole Board assessment.
  • (8) From the outset the former Leicester University economics professor has made no secret of the fact this his “dysfunctional relationship” with Anastasiades and other central Bank board members had hindered his role in the post.
  • (9) The inhibition of Na+K+ ATPase and Mg2+ ATPase activity which may affect the release and uptake of biogenic amines in CNS, hinders the maturation of human fetal brain.
  • (10) The identification of patients usually refractory to outpatient treatment was hindered by the constant flux in the population base as illustrated by an 85% increase in the asthma registry over the succeeding 12-mo period.
  • (11) OKT4 and OKT8 monoclonal antibodies slightly hindered depolarization by CsA while OKT3, OKT11 and OKIa1 antibodies had no such effect.
  • (12) The Communist party and the liberal Yabloko party complained on Sunday of extensive election violations aimed at boosting United Russia's vote count, including party observers being hindered in their work.
  • (13) These data indicate that the basic model presented here provides a suitable vehicle for future studies into the biochemical events that may cause skeletal muscle enlargement during resistance training but, based on limited data, suggests that an increased frequency of training days may hinder muscle enlargement in this model.
  • (14) If this geometry was changed, a decrease in affinity was observed and if the ligand binding was sterically hindered, a spectral shift to a five-coordinated complex absorbing at 390 nm occurred.
  • (15) Administrative inefficiency hinders even more the appropriate utilization of resources.
  • (16) Thus, the product of natural processing of equine myoglobin probably has hindering structures in the regions flanking the core epitope 102-118 that interfere with presentation by I-Ak but not I-AS.
  • (17) Many tropical diseases cause disability and hinder the socio-economic development of the Third World countries where they rage.
  • (18) The difficulties encountered in casting titanium and its alloys have until recently hindered any widespread use of titanium in restorative dentistry.
  • (19) Warming water will make it hard for many of the reef’s corals to survive, while the acidification of the oceans will hinder the ability of remaining corals to form their skeletons.
  • (20) The 3-nitrocatechol-structure of nitecapone seems to hinder nitro-reduction, catechol-O-methylation, and sulfation reactions.

Null


Definition:

  • (a.) Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
  • (n.) Something that has no force or meaning.
  • (n.) That which has no value; a cipher; zero.
  • (v. t.) To annul.
  • (n.) One of the beads in nulled work.

Example Sentences:

  • (1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
  • (2) DR(+) cells, however, showed no change in percentage and a lesser drop in absolute numbers, suggesting an increase with advancing disease of DR(+), Ig(-) null cells, which may represent immature B cell precursors.
  • (3) In this report we describe an improvement upon the design by Stanton and Lightfoot for a simple photographic null method to determine the kVp of a diagnostic region x-ray source.
  • (4) At least two (Rh null and the McLeod type) are responsible for congenital hemolytic disorders.
  • (5) (2) Sequences of brightness steps of like polarity (either increments or decrements) elicit positive and negative motion-dependent response components when mimicking motion in the cell's preferred and null direction, respectively.
  • (6) The analysis also involved statistical tests of a modified null hypothesis, the generation of confidence intervals (CIs) and a meta-analysis.
  • (7) The null potential of both responses became more and less negative with a decrease and an increase, respectively, in the extracellular potassium concentration.
  • (8) The null mutation of algR was generated in a mucoid derivative of the standard genetic strain PAO responsive to different environmental factors.
  • (9) Endoneurial fluid pressure (EFP) was recorded by an active, servo-null pressure system after a glass micropipette was inserted into rat sciatic nerve undergoing wallerian degeneration.
  • (10) In thymo-deprived mice (nude mice and B mice) the percentage of null cells increases during the stage of regeneration, and B mice develop a large number of Ig +-bearing cells.
  • (11) Alkaline phosphatase activity was elevated in the lymphocytes from T-CLL, cord blood and tonsils and the blast cells from Null-ALL.
  • (12) Analysis of ldlA cells has identified three classes of mutant alleles at the ldlA locus: null alleles, alleles that code for normally processed receptors that cannot bind LDL, and alleles that code for abnormally processed receptors.
  • (13) Putative null sup-38 mutations cause maternal-effect lethality which is rescued by a wild-type copy of the locus in the zygote.
  • (14) Null cells of patients with hypoplastic anemia did not produce erythroid colonies under any culture conditions.
  • (15) Comparison of simulated versus actual inheritance data demonstrates that the so-called null structural alleles actually produce functional globins.--The genetic controls in Peromyscus may be analogous to those in primates.
  • (16) A null zone and associated sudden phase-reversal of RSA were observed in stratum lucidum of CA3.
  • (17) When the stimulus is placed at a position approximately 80 degrees dorsal to the eye axis, there is no response; this area is called the null region.
  • (18) Northern blot analysis showed that Adh-1 mRNA was synthesized at wild-type levels in immature seeds of the null mutant, but dropped to 25% in mature seeds.
  • (19) Two tumours were null cell adenomas with PIs less than 0.1 and 0.2%.
  • (20) Thus this methodology offers the potential to study naturally occurring ADH electromorphs and null alleles independent of enzymatic activity assays.