When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. List of biosafety level 4 organisms - Wikipedia

    en.wikipedia.org/wiki/List_of_biosafety_level_4...

    The USDA animal safety list is located at 9 CFR Subchapter B. [4] Not all select agents require BSL-4 handling, namely select bacteria and toxins, but most select agent viruses do (with the notable exception of SARS-CoV-1 which can be handled in BSL3). Many non-select agent viruses are often handled in BSL-4 according to facility SOPs or when ...

  3. Biosafety level - Wikipedia

    en.wikipedia.org/wiki/Biosafety_level

    Certain procedures in which infectious aerosols or splashes may be created are conducted in biological safety cabinets or other physical containment equipment. [21] Extreme precautions are taken with contaminated sharp items. Biosafety level 2 is suitable for work involving agents of moderate potential hazard to personnel and the environment. [22]

  4. Cell envelope - Wikipedia

    en.wikipedia.org/wiki/Cell_envelope

    The cell envelopes of the bacterial class of mollicutes do not have a cell wall. [5] The main pathogenic bacteria in this class are mycoplasma and ureaplasma. [5] L-form bacteria are strains bacteria that lack cell walls derived from bacteria that normally possess cell walls. [6]

  5. Biological hazard - Wikipedia

    en.wikipedia.org/wiki/Biological_hazard

    A biological hazard, or biohazard, is a biological substance that poses a threat (or is a hazard) to the health of living organisms, primarily humans. This could include a sample of a microorganism, virus or toxin that can adversely affect human health. A biohazard could also be a substance harmful to other living beings. [a]

  6. Category:Biological hazards - Wikipedia

    en.wikipedia.org/wiki/Category:Biological_hazards

    Pages in category "Biological hazards" The following 25 pages are in this category, out of 25 total. ... C. Cell CANARY; E. Epidemic; H. Hot zone (environment) I ...

  7. Biosafety - Wikipedia

    en.wikipedia.org/wiki/Biosafety

    Biological hazards include viruses, bacteria, fungi, prions, and biologically derived toxins, which may be present in body fluids and tissue, cell culture specimens, and laboratory animals. Routes of exposure for chemical and biological hazards include inhalation , ingestion , skin contact, and eye contact.

  8. Cell wall - Wikipedia

    en.wikipedia.org/wiki/Cell_wall

    A plant cell wall was first observed and named (simply as a "wall") by Robert Hooke in 1665. [3] However, "the dead excrusion product of the living protoplast" was forgotten, for almost three centuries, being the subject of scientific interest mainly as a resource for industrial processing or in relation to animal or human health.

  9. Microbial toxin - Wikipedia

    en.wikipedia.org/wiki/Microbial_toxin

    The T-2 toxin was found after civilians ate wheat that was contaminated by the Fusarium fungi during WWII from a biological weapon. The T-2 toxin was an outbreak and made humans develop symptoms like food poisoning , chills, nausea, dizziness, etc. [ 38 ] The trichothecenes mycotoxin affects animals by decreasing plasma glucose, red blood cell ...