- What is ATCC 25922?
- How do you prepare a bacterial stock culture?
- How do you maintain stock culture?
- How do you sterilize vials for injections?
- How do you revive ATCC culture?
- How do you open a 10ml vial?
- What is type strain?
- Do you need a filter needle for an ampule?
- How do you revive cryopreserved cells?
- Do ampoules work?
- How do you open a vial?
- Why are glass ampoules still used?
- How long is a multidose vial good for after opening?
- What procedure would you follow if you cut yourself while opening an ampule?
- What are ATCC strains?
- What is ATCC number?
- What is difference between ampule and vial?
- Are glass ampoules safe?
What is ATCC 25922?
The strain ATCC 25922 is a commonly used quality control strain, particularly in antibody sensitivity assays and was originally isolated from a human clinical sample collected in Seattle and WA (1946).
It is of serotype O6 and biotype 1..
How do you prepare a bacterial stock culture?
ProcedureFollow the steps for Inoculating an Overnight Liquid Culture.After you have bacterial growth, add 500 μL of the overnight culture to 500 μL of 50% glycerol in a 2 mL screw top tube or cryovial and gently mix.Freeze the glycerol stock tube at -80°C.More items…
How do you maintain stock culture?
Primary stock cultures stored at room temperature are maintained in sterile soil or in agar or broth that is provided with an overlay of sterile mineral oil. Agar and broth cultures without mineral oil also are refrigerated and cultures in milk or agar are maintained frozen at low temperatures.
How do you sterilize vials for injections?
First, the liquid medicine is heated to a certain temperature by the infrared line heater, gas heating, microwave heating or the like in an upstanding state of the vial before being slanted, and then the heat sterilization is effected to the whole vial while being sufficiently slanted that the liquid medicine touches …
How do you revive ATCC culture?
Bacteria. For frozen cultures, thaw the bacterial strain using gentle agitation in a water bath that is set to 25°C to 30°C. Thawing will be rapid; approximately 2 minutes or until all ice crystals have melted.
How do you open a 10ml vial?
How to Open Vials: Use pliers, forceps, hemostat, or an equivalent tool to lift the center tab. Slowly peel back the tab. … Use forceps or equivalent tool to slowly and gently lift and remove the rubber cap. Dispose of metal seals, rubber caps, and vials according to appropriate regulations.
What is type strain?
By definition, type strains are descendants of the original isolates used in species and subspecies descriptions, as defined by the Bacteriological Code , that exhibit all of the relevant phenotypic and genotypic properties cited in the original published taxonomic circumscriptions.
Do you need a filter needle for an ampule?
Filter needle standards USP 797 standard requires use of a filter needle when preparing medication from an ampule and use of an alcohol swab to clean the neck of the ampule before breaking it open (2008).
How do you revive cryopreserved cells?
Guidelines for thawing cells Thaw frozen cells rapidly (< 1 minute) in a 37°C water bath. Dilute the thawed cells slowly before you incubate them, using pre-warmed growth medium. Plate thawed cells at high density to optimize recovery.
Do ampoules work?
Yes, they do! It’s true. Ampoules bring the same “treatment” aspect, and basically play that same role in your skincare routine, with a few subtle differences. You can think of ampoules as an “amped” up version of a serum.
How do you open a vial?
Hold the cap firmly in one hand and the body of the ampule (vial) in the other hand. Firmly and steadily bend the cap away from the coloured dot (visible on the vial neck) until the vial snaps at the neck. Dispose of the cap (containing the broken vial top) into a sharps bin.
Why are glass ampoules still used?
Ampoules are made of glass. Modern ampoules are most commonly used to contain pharmaceuticals and chemicals that must be protected from air and contaminants. … The space above the chemical may be filled with an inert gas before sealing.
How long is a multidose vial good for after opening?
If a multi-dose has been opened or accessed (e.g., needle-punctured) the vial should be dated and discarded within 28 days unless the manufacturer specifies a different (shorter or longer) date for that opened vial.
What procedure would you follow if you cut yourself while opening an ampule?
If you cut yourself on the ampule discard the ampule and the medication. use a filter needle to draw up the medication and then switch to the appropriate size needle to administer injection. Place ampule on a flat surface to draw up the medication. Do not touch the rim of the ampule with the needle.
What are ATCC strains?
ATCC provides top-quality microbial strains needed to maintain outstanding Quality Control programs. Commercial firms specify ATCC strains as controls for rapid identification, minimum inhibitory concentration of antibiotics and antibiotic susceptibility panels. … Trust ATCC for your laboratory quality control needs.
What is ATCC number?
ATCC or the American Type Culture Collection is a nonprofit organization which collects, stores, and distributes standard reference microorganisms, cell lines and other materials for research and development.
What is difference between ampule and vial?
Whilst they may seem identical to the untrained eye, ampoules and vials are different storage containers with different uses. Ampoules are smaller and used to hold single-dose medicines, whereas vials tend to be larger, and the product inside can be stored and reused.
Are glass ampoules safe?
While the general consensus indicates a definite risk of glass particle contamination when using glass ampoules, the degree of this risk is not clearly specified. … “Exogenous contaminations by glass and metals can reach several sites in the organism. They trigger organic reactions that may give rise to injuries.”