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Green tea-flavored yōkan, a popular Japanese red bean jelly made from agar A blood agar plate used to culture bacteria and diagnose infection. Agar (/ ˈ eɪ ɡ ɑːr / or / ˈ ɑː ɡ ər /), or agar-agar, is a jelly-like substance consisting of polysaccharides obtained from the cell walls of some species of red algae, primarily from "ogonori" and "tengusa".
A common seaweed used for manufacturing the hydrophilic colloids to produce carrageenan is Chondrus crispus (Irish moss), which is a dark red, parsley-like alga that grows attached to rocks. Gelatinous extracts of C. crispus have been used as food additives since approximately the fifteenth century. [ 3 ]
Bacteria need different nutrients to grow. This includes water, a source of energy, sources of carbon, sulfur, nitrogen, phosphorus, certain minerals, and other vitamins and growth factors. A very common type of media used in microbiology labs is known as agar, a gelatinous substance derived from seaweed
Substances containing gelatin or functioning in a similar way are called gelatinous substances. Gelatin is an irreversibly hydrolyzed form of collagen, wherein the hydrolysis reduces protein fibrils into smaller peptides ; depending on the physical and chemical methods of denaturation, the molecular weight of the peptides falls within a broad ...
Seaweed is a possible vegan source of Vitamin B12. [19] The vitamin is obtained from symbiotic bacteria. [20] However, the Academy of Nutrition and Dietetics considers seaweed to be an unreliable source of Vitamin B12 for human nutrition. [21] Seaweed are used in multiple cuisines: seaweed wrapped sushi, maki; seaweed in soup, stew, hot pot
Tokoroten (心太, ところてん) is a gelatinous dish in Japanese cuisine, made from agarophyte seaweed. It was traditionally made by boiling tengusa (Gelidium amansii) and allowing the mixture to congeal into a jelly. [1] The jelly is then pressed through an extruding device and shaped into noodles.
Gelatin is a main ingredient. Candies like Snickers, Skittles, Starbursts, and marshmallows have also fallen victim to the gelatin trap (I know, I'm crying too).
Various types of flavored gulaman sold in plastic cups. Gulaman is now the chief Filipino culinary use of agar, which is made of processed Gracilaria seaweed (around 18 species occur naturally in the Philippines); [2] [7] or carrageenan derived from other farmed seaweed species like Eucheuma and Kappaphycus alvarezii, which were first cultivated commercially in the Philippines.