What's the difference between dense and difficult?

Dense


Definition:

  • (a.) Having the constituent parts massed or crowded together; close; compact; thick; containing much matter in a small space; heavy; opaque; as, a dense crowd; a dense forest; a dense fog.
  • (a.) Stupid; gross; crass; as, dense ignorance.

Example Sentences:

  • (1) Patients with papillary carcinoma with a good cell-mediated immune response occurred with much lower infiltration of the tumor boundary with lymphocyte whereas the follicular carcinoma less cell-mediated immunity was associated with dense lymphocytic infiltration, suggesting the biological relevance of lymphocytic infiltration may be different for the two histologic variants.
  • (2) In spite of dense lymphocytic infiltration only 3% of the tumor infiltrating lymphocytes exhibit the activation marker CD 25.
  • (3) Immunogold electron microscopy demonstrated that outer dense fibres were the predominant immunoreactive site.
  • (4) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
  • (5) A recent report suggested that neurons in the prefrontal, anterior cingulate, and primary motor cortex of the brains of schizophrenic subjects may be less dense than those in the brains of nonschizophrenic subjects.
  • (6) Two years ago, the Intergovernmental Panel on Climate Change declared Egypt's Nile Delta to be among the top three areas on the planet most vulnerable to a rise in sea levels, and even the most optimistic predictions of global temperature increase will still displace millions of Egyptians from one of the most densely populated regions on earth.
  • (7) Chick sympathetic nerve fibers densely innervate expansor secundariorum muscle, but not skeletal muscle.
  • (8) Electron microscopy revealed a well-developed rough endoplasmic reticulum, an enlarged Golgi apparatus and many highly electron-dense secretory granules resembling those of Clara cells.
  • (9) In the first assay, we used a simple density separation technique to remove dense neutrophils (PMN) from suspensions of blood and of bone marrow cells prior to culture in semisolid agar.
  • (10) In contrast to the defect in another packaging-deficient mutant ts1201, the block in the formation of dense-cored, DNA-containing capsids in ts1233-infected cells at the NPT could not be reversed by transferring the cells to the permissive temperature in the presence of a protein synthesis inhibitor.
  • (11) The outstanding morphologic feature of cortical cells exposed to microunit ACTH concentrations for 40 min was the abundance of electron-dense granules (0.2-0.4 mum).
  • (12) The majority of intensively stained and densely packed cells have been observed in tv nucleus.
  • (13) The wall of the yolk sac thickens as a result of this infolding and the densely packed capillaries.
  • (14) Viral particles in the cultures and the brain were of various sizes and shapes; particles ranged from 70 to over 160 nm in diameter, with a variable position of dense nucleoids and less dense core shells.
  • (15) Martin O’Neill spoke of his satisfaction at the Republic of Ireland’s score draw in the first leg of their Euro 2016 play-off against Bosnia-Herzegovina – and of his relief that the match was not abandoned despite the dense fog that descended in the second half and threatened to turn the game into a farce.
  • (16) Phagosomes and dense bodies reminiscent of Russel bodies also occurred in the Mikulicz cells, in the vacuoles of which formations representing Klebsiella rhinoscleromatis were demonstrated.
  • (17) Electron microscopic examination of all leptomeningeal and meningioma cultures revealed desmosomes and dense tonofilament formation; in addition, granular, filamentous basement membrane-like material was abundant in the extracellular spaces of all cultures.
  • (18) Genes of the baker's yeast Saccharomyces cerevisiae are densely clustered on 16 linear chromosomes.
  • (19) The results suggest that the conversion of the HRP-TMB reaction product to an electron-dense form during osmication is intimately associated with the pH of the phosphate buffer and the total time of osmication.
  • (20) Chemical binding studies showed that the teichoic acid was the major uranyl binding component in isolated walls, from which it might be inferred that teichoic acid was located in the densely staining regions.

Difficult


Definition:

  • (a.) Hard to do or to make; beset with difficulty; attended with labor, trouble, or pains; not easy; arduous.
  • (a.) Hard to manage or to please; not easily wrought upon; austere; stubborn; as, a difficult person.
  • (v. t.) To render difficult; to impede; to perplex.

Example Sentences:

  • (1) Virtually every developed country has some form of property tax, so the idea that valuing residential property is uniquely difficult, or that it would be widely evaded, is nonsense.
  • (2) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
  • (3) In practice, however, the necessary dosage is difficult to predict.
  • (4) Cor triatriatum (CT) is a rare congenital defect, surgically correctable, and sometimes difficult to diagnose by cardiac catheterization.
  • (5) By drawing from the pathophysiology, this article discusses a multidimensional approach to the treatment of these difficult patients.
  • (6) Past imaging techniques shown in the courtroom have made the conventional rules of evidence more difficult because of the different informational content and format required for presentation of these data.
  • (7) The way we are going to pay for that is by making the rules the same for people who go into care homes as for people who get care at their home, and by means-testing the winter fuel payment, which currently isn’t.” Hunt said the plan showed the Conservatives were capable of making difficult choices.
  • (8) In many cases, physicians seek to protect themselves from involvement with these difficult, highly anxious patients by making a referral to a psychiatrist.
  • (9) The diagnosis of variant- or Prizmetal-angina is difficult because if insufficient specificity of the tests.
  • (10) The detection of these antibodies is difficult owing to the lack of standardization and of specificity of the laboratory tests.
  • (11) It was so difficult to keep a straight face when I was filming a sauna scene with Roy Barraclough, who played the mayor of Blackpool.
  • (12) That is, he believes, to look at massively difficult, interlocking problems through too narrow a lens.
  • (13) Conversion of the active-site thiol to thiocyanate makes it more difficult to inactivate the enzyme by treatment with Cd2+.
  • (14) If they end up going to another club that is difficult to take.
  • (15) Cigarette consumption has also been greater in urban areas, but it is difficult to estimate how much of the excess it can account for.
  • (16) The most difficult thing I've dealt with at work is ... the terminal illness of a valued colleague.
  • (17) In that respect, it's difficult to see Allen's anthem as little more than same old same old, and it's probably why I ultimately feel she misses the mark.
  • (18) This hypothesis is difficult to substantiate with direct measurements using human subjects.
  • (19) Extrapolation of gestational age from early crown-rump lengths (CRLs) has been difficult because previously established tables of CRL versus gestational age have contained few measurements at less than seven to eight weeks from the first day of the last menses.
  • (20) Companies had made investments in certain energy sources, the president said, so change could be “uncomfortable and difficult”.