Dictionary » L » Lactic




(1) Of, relating to, or obtained from sour milk or whey.

(2) Of, pertaining to, or involving the production of lactic acid, as lactic fermentation.


Word origin: From Latin lactis (“‘of milk’”), genitive form of lac (“‘milk’”).
Related forms: lactate (noun or verb), lactation (noun)

Related terms:

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Re: Food to ATP energy?

... is used entirely for ATP production). - It should be noted that not all molecules of glucose are used in ATP production. Some are used to produce lactic acid, glycogen, glycerol, fat, and I'm sure there are other metabolites that I'm not thinking of. When glucose is consumed in excess (eating ...

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by tmbirkhead
Thu Aug 14, 2014 1:11 am
Forum: Cell Biology
Topic: Food to ATP energy?
Replies: 2
Views: 5967

How does pH change during sporulation? - Help

... They were only inoculated, left on a shaker, and samples. At no point were nutrients added/removed. At first I thought maybe it had to do with lactic acid production if the thing is anaerobic...but I think my species is aerobic/facultative (commonly found in soil, actually). So I really doubt ...

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by keetner
Mon Oct 22, 2012 10:22 pm
Forum: Microbiology
Topic: How does pH change during sporulation? - Help
Replies: 2
Views: 2081

Re: Stomach bloating and weight gain

... milk protein and for others it's both. To eliminate completely you need to avoid anything that's made with milk or a derivative of milk: lactose, lactic acid, whey, casein, caseinate. It can be in virtually anything and if you're sensitive even the smallest amount can cause a problem so in order ...

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by Carrieo
Thu Mar 29, 2012 10:12 pm
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 453
Views: 2911306

Why is my negative control showing results?

Hi there, so I used MRS agar to grow lactic acid bacteria. As a negative control, I used a neutral pH, 7 as suggested by members on this forum. I expected no growth of lactic acid bacteria. However, I observed there was still quite a considerable ...

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by ilovebiology77
Wed Feb 29, 2012 4:11 pm
Forum: Microbiology
Topic: Why is my negative control showing results?
Replies: 3
Views: 1376

Are there any pH indicators which can kill bacteria?

I'm thinking of using bromocresol purple to identify lactic acid bacteria colonies but was wondering whether there are any I should definitely avoid as it could kill or inhibit the bacteria in any way? Thank you :)

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by ilovebiology77
Tue Feb 28, 2012 7:56 pm
Forum: Microbiology
Topic: Are there any pH indicators which can kill bacteria?
Replies: 2
Views: 1481
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