Explain dextran, Biology

Assignment Help:

Dextran

Dextran is a high molecular  weight polysaccharide having  α1→ 6,  α1→ 3 linked glucans. It is produced by the bacterial fermentation of sucrose by  Leuconostoc dextranicum followed by partial depolymerisation and purification of the fermented mixture to produce a substance that is free of viable micro organisms.

Dextran is a fine, white powder that dissolves readily in hot or cold water to give a clean and viscous solution. It has good humectant  and water-holding properties and imparts good bodying attributed to liquid systems.  

 

 


Related Discussions:- Explain dextran

Botany, tell me best topic related to botany

tell me best topic related to botany

Define theory for check the presence of rhodamine b, Define Theory for Chec...

Define Theory for Check the Presence of Rhodamine B? Addition of artificial colours to pulses, spices and tea is not permitted by PFA act. But certain colours, which contain le

Define the effect of wernicke korsakoff syndrome, Define the Effect of Wern...

Define the Effect of Wernicke korsakoff syndrome? Besides occurring in infants, beriberi also occurs in adults with high carbohydrate intakes (mainly from milled rice) and with

Diseases, what are the sources of infection (human, animal and non-living r...

what are the sources of infection (human, animal and non-living reservoirs), the routes of transmission (way in which the infection spreads) and different ways in which micro-organ

Dietary considerations oesophagitis, Q. Dietary considerations oesophagitis...

Q. Dietary considerations oesophagitis? The dietary considerations for this condition are the same as in oesophag it is. The patient should be recommended to: • eat smaller

Freshwater animals, Freshwater Animals In Figure you have seen that th...

Freshwater Animals In Figure you have seen that the body fluids of freshwater animals are hyperosmotic to their aqueous surroundings. This results in two-kinds of osmotic prob

Explain micropener - non-surgical endodontic retreatment, Explain Micropene...

Explain Micropener - Non-surgical Endodontic Retreatment        They are iso-colour coded flexible, StSt hand instruments It has with 7mm k-type flutes, It is ava

Types of eggs, TYPES OF EGGS Different species of animal has different ...

TYPES OF EGGS Different species of animal has different type of eggs. They are classified on the following basis - 1 .         ON THE BASIS OF AMOUNT OF YOLK On the ba

How plants control opening and closing of the stomata, How plants control t...

How plants control the opening and the closing of the stomata? The closing and the opening of the stomata depend upon the necessity of the plant to lose water and heat through

Ablation experiment, Ablation experiment  is an experiment designed to prod...

Ablation experiment  is an experiment designed to produce an animal deficient in one or the few cell types, in order to study cell lineage or the cell function. The logic is to mak

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd