Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

MLT-Vibrionaceae

Microbiology

QuestionAnswer
Whats basic info of Vibrionaceae? 1.Gram negative rod 2.facultative aerobic 3.good growth of Mac 4.Oxidase positive 5.Halophilic
What is Mac agar? MacConkey Agar, a selective and differential agar
Why Mac is selective? Crystal violet and bile salts:no growth of Gram + bacteria and fastidious Gram - bacteria. Gram-negative enteric bacteria can tolerate bile salts because of their bile-resistant outer membrane.
Why Mac can use to differentiate? lactose fermenting gram-negative rods -> Purple, eg. Vibrionaceae non-lactose fermenting gram-negative rods -> Colourless
What are the species of Vibrio ? Vibrio cholerae, Vibrio parahaemolyticus, Aeromonas, Plesiomonas
What is 0129(150ug)? Vibrio static agent 0129 (2,4-Diamino-6,7-di-iso-propylpteridine phosphate) . Vibrio is sensitive it. Aeromonas is resistant to it.
What is the reservoir of Vibrio? Shellfish
What would be caused by V.cholerae? gastroenteritis
What toxic would be produced by V.cholerae? Cholera toxin, it is a neurotoxin
The function of Cholera toxin? 1.Block uptake of Na and Cl from lumen 2.Lead to great loss of fluid and electrolyte(15-20L/day)
What is the transport medium for Vibrio? Transport medium: Cary Blair semi solid agar
What is the enrichment medium for Vibrio? Alkaline peptone broth, pH 8.4
What is the selective and differential culture medium for Vibrio? Thiosulphate Citrate Bile salt Sucrose Agar, TCBS V.cholerae: positive, yellow V.parahemolyticus: negative, green
Created by: kencho