Dictionary » F » Ferment

Ferment

Definition

noun, plural: ferments

That which causes fermentation, and may either be organized (or formed) ferment or unorganized (or structureless) ferment.

verb

(1) To cause fermentation; to brew; to produce alcohol by allowing ferments to act on sugars in a mixture.

(2) To set in motion; to excite or agitate.


Supplement

Ferments (noun) are of two kinds:


Word origin: Latin, fermentare, fermentatum: cf. F. fermenter.

Related forms: fermentable (adjective), ferments (verb: simple present), fermenting (verb: present participle), fermented (verb: simple past and past participle).
Related terms: organized ferment, unorganized ferment.

See also: fermentation.


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Gram Positive Cocci

... in pairs (which appear as though it is a short fat bacilli) or irregular clusters. Blood Agar: Gamma hemolytic EMB: Colorless growth (does not ferment lactose) MS Agar: No growth TSI: Yellow butt, yellow slant (ferments glucose, lactose and/or sucrose) (I am also wondering does this mean it ...

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by lucrezia03
Wed Oct 17, 2012 11:58 pm
 
Forum: Microbiology
Topic: Gram Positive Cocci
Replies: 2
Views: 4115

Re:

Its a small but modernized fermentor mostly made of or part of which is made from stainless steel. Except that it is not necessarily small and it does not necessarily ferment anything...

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by biohazard
Thu Aug 16, 2012 12:32 pm
 
Forum: Microbiology
Topic: What is a Bioreactor?
Replies: 4
Views: 5389

can old culture of s. aureus not ferment mannitol

Is it possible for an old culture of s. Aureus to not be able to ferment mannitol (on an MSA plate) efficiently? The first time that I streak my unknown on an MSA plate, there was growth and fermentation of mannitol. Through other biochemical test, I was ...

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by thuydeebird
Sat Apr 21, 2012 6:22 pm
 
Forum: Microbiology
Topic: can old culture of s. aureus not ferment mannitol
Replies: 0
Views: 780

Re: NEED HELP WITH MY UNKNOWN GRAM POSITIVE ORGANISM PLEASE??

... (yellow looking colonies) because s.aureus is able to grow in high salt concentrations and the medium turns from pink to yellow because s.aureus ferments mannitol. 5) catalase positive because it produces o2 6) coagulase positive because it has the protein coagulase that converts fibrinogen to ...

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by mariah000
Sun Mar 18, 2012 7:50 pm
 
Forum: Microbiology
Topic: NEED HELP WITH MY UNKNOWN GRAM POSITIVE ORGANISM PLEASE??
Replies: 1
Views: 17697

Can micrococcus form H2S or black coloration on media?

... Catalase positive (+) (meaning that it forms bubbles/gas on catalase test) - Mannitol negative (-) (on MSA-mannitol salt agar- it doesn't grow or ferment salts) and -Fructose negative (-) (So, that means it doesn't ferment fructose) -- I also want to mention that from my agar plates I used all ...

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by SweetSarah
Mon Feb 27, 2012 4:31 am
 
Forum: Microbiology
Topic: Can micrococcus form H2S or black coloration on media?
Replies: 2
Views: 2147
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