What's the difference between contagious and virulent?

Contagious


Definition:

  • (a.) Communicable by contact, by a virus, or by a bodily exhalation; catching; as, a contagious disease.
  • (a.) Conveying or generating disease; pestilential; poisonous; as, contagious air.
  • (a.) Spreading or communicable from one to another; exciting similar emotions or conduct in others.

Example Sentences:

  • (1) No acute cases of clinical or anicteric hepatitis were in observed in 75% of 161 patients who had been exposed to hepatitis A by an oral surgeon during the contagious period.
  • (2) The SC strains comprise those from contagious bovine pleuropneumonia (CBPP) and some from goats.
  • (3) This article reviews certain legislative points of view which should help every dentist in their decision as to whether to treat these so-called "infectious" or "contagious" patients.
  • (4) That’s in the normal range, but should it go to 37.5 you may be whisked off to a holding centre as a suspect Ebola case, where – even if your fever is flu or more likely here, malaria – you will be detained with people who really do have this dangerously contagious virus.
  • (5) The accumulated information on low rates of occupational transmission of HIV makes unwarranted the treatment of patients with acquired immunodeficiency syndrome (AIDS) or HIV infection as if they were highly contagious in the health care setting.
  • (6) In this context, the present article makes an analysis of the main ethical and legal problems posed by HIV infection, in the framework of Portuguese law, with special focus on: a) Conflict between the necessary protection of public health by the State and the protection of fundamental rights and freedoms of the citizens; b) Inadequacy of the existent laws to fight contagious diseases to HIV infection; c) Discrimination; d) Testing and compulsory hospitalization versus informed consent; e) Confidentiality; f) Voluntary contagion.
  • (7) The ELISA and an immunoblotting technique were used to study F38-type mycoplasmas - an important cause of contagious caprine pleuropneumonia - and a number of related mycoplasma species, subspecies, types or serogroups.
  • (8) Measles can spread when it reaches a community in the US where groups of people are unvaccinated.” The highly contagious viral respiratory disease is often accompanied by a blotchy rash, fever, runny nose, cough, body aches, watery eyes or pink eye and tiny white spots in the mouth.
  • (9) This paper extends a mathematical model developed by the authors for describing the stochastic process underlying the etiology of non-contagious progressive diseases.
  • (10) Four pony mares were readily infected with the organism of contagious equine metritis by intracervical inoculation and one by coitus with an infected stallion.
  • (11) The kinetics of inactivation of two viruses (the Talfan and the Canine Contagious Hepatitis viruses) which were obtained after contact with 10 disinfectants commonly used in agriculture and the food industry are compared.
  • (12) Reproduction of contagious equine metritis 1977 in Pony mares was achieved with cultures of an unclassified Gram-negative coccobacillus.
  • (13) The nurses’ statement said they had to “interact with Mr. Duncan with whatever protective equipment was available”, even as he produced “a lot of contagious fluids”.
  • (14) This article reports on the phenomenon of contagious hysteria in a village in West Bengal.
  • (15) Those who believed in the contagiousness of the disease hoped to be able to control it with preventive and hygienic measures resulting from their findings on the bacteriology of the epidemic.
  • (16) After almost 24 hours of being told I stank and generally being treated like a contagious freak, I was so grateful for these ministrations that I went to hug them.
  • (17) The abortive form is revealed by contagious abortions whose frequency depends principally on the composition of the animal population of the farm; during its evolution, numerous very high positive serological reactions are observed.
  • (18) We will know more in the coming days.” She said inquiries will seek to establish if the outbreak is linked to cases of a highly contagious strain in chickens in the Netherlands and Germany.
  • (19) Finally, it does not seem logical, for airlines learn about only a small fraction of the contagious persons who travel, and public health is much more greatly endangered by unknown contagious persons.
  • (20) Literature concerning Adamantiadès-Behçet disease is silent with regard to its contagiousness.

Virulent


Definition:

  • (a.) Extremely poisonous or venomous; very active in doing injury.
  • (a.) Very bitter in enmity; actuated by a desire to injure; malignant; as, a virulent invective.

Example Sentences:

  • (1) The combined analysis of pathogenesis and genetics associated with the salmonella virulence plasmids may identify new systems of bacterial virulence and the genetic basis for this virulence.
  • (2) Escherichia enterotoxigenic strains, Yersinia enterocolitica and Salmonella typhimurium virulent strains, Campylobacter jejuni clinical isolates possess more pronounced capacity for adhesion to enteric cells of Peyer's plaques than to other types of epithelial cells, which may be of importance in the pathogenesis of these infections.
  • (3) The results are consistent with our previous suggestion that lethality for virulent SFV infection results from a lethal threshold of damage to neurons in the CNS and that attenuating mutations may reduce neuronal damage below this threshold level.
  • (4) The results point out the importance of detecting specific virulence factors before incriminating water as a source of human diarrhea.
  • (5) We put forward the hypothesis that the agglutinability in acriflavine, together with the PAGE profile type II, may be associated with particular structures responsible for virulence.
  • (6) One mutant, BS260, was completely noninvasive on HeLa cells and mapped to a region on the 220-kb virulence plasmid in which we had previously localized several avirulent temperature-regulated operon fusions (A.E.
  • (7) The proteins of two HEV isolates, one apathogenic (HEV-A) and one virulent (HEV-V), resembled each other in most respects.
  • (8) The geometric mean titers of anti-Shigella antibodies to virulence plasmid-associated antigens in milk received before infection were eightfold higher in infants who remained well than in those in whom diarrhea developed.
  • (9) Presented are the clinical, pathologic, and virulence features of sudden death due to Group A beta-hemolytic streptococcus.
  • (10) Some of these strains have been used by investigators to study gonococcal virulence.
  • (11) With the faster rate of proliferation there was a corresponding increase in virulence.
  • (12) On average, clinical isolates were not more virulent than fecal isolates.
  • (13) Since the four determining coefficients may change over evolutionary time-scales, the mathematical results together with a natural selection argument proves that virulence gamma 2 attenuates.
  • (14) It also devalues the courage of real whistleblowers who have used proper channels to hold our government accountable.” McCain added: “It is a sad, yet perhaps fitting commentary on President Obama’s failed national security policies that he would commute the sentence of an individual that endangered the lives of American troops, diplomats, and intelligence sources by leaking hundreds of thousands of sensitive government documents to WikiLeaks, a virulently anti-American organisation that was a tool of Russia’s recent interference in our elections.” WikiLeaks last year published emails hacked from the accounts of the Democratic National Committee and John Podesta, chairman of Hillary Clinton’s election campaign.
  • (15) Understanding the molecular biology of a virulence factor also provides information about potential targets for future therapies and preventive modalities.
  • (16) This ability may be associated with virulence, because an attenuated strain of L. pneumophila fails to multiply within this protozoan, whereas a virulent strain increases 10,000-fold in number when coincubated with T. pyriformis.
  • (17) Combinations of factors were generally more predictive for defining virulent clones, particularly in infants defined as being at normal risk of developing septicaemia.
  • (18) Strain IIBNV6, however, complemented with all virulent strains tested.
  • (19) Measurable activity on day 7 depended on infectious virus dose, virus virulence, and non-H-2 genetic background of the host.
  • (20) A related mechanism is proposed for the control of the virulence of animal viruses.