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

Explain adverse effects of ganciclovir, Explain Adverse Effects of ganciclo...

Explain Adverse Effects of ganciclovir Ganciclovir is teratogenic, carcinogenic and mutagenic and causes aspermatogenesis in animals. Granulocytopenia and thrombocytopenia, whi

Absorption of proteins in infants, Absorption of proteins in infants In...

Absorption of proteins in infants In  infants, permeability of  the  intestine appears to be greater than  in  later  life, and some  large  protein molecules such as antibodie

Developments in the area of nutrient-gene interactions, Define Developments...

Define Developments in the Area of Nutrient-Gene Interactions? This unit introduces you to the recent developments in the area of nutrient-gene interactions. We will first revi

Whta are radial loops , When the chromosomes  are depleted  of histo...

When the chromosomes  are depleted  of histones  they  are seem  to have  a central fibrous 'protein  scaffold'  or nuclear  matrix  to which the DNA is attached  in loops. Therefo

Can you explain toxicants in plant foods, Q. Can you explain Toxicants in P...

Q. Can you explain Toxicants in Plant Foods? Several foods, some of which we consume regularly, have toxic compounds in them which are best avoided. These compounds can be prot

Classification of fishes, Q What are the two major classes into which fishe...

Q What are the two major classes into which fishes are divided? Ans. Fishes are divided into two major classes: osteichthyes, bony fishes (tuna, sardines, salmons) , and chondr

Pond sucession, make a assignment of pond succesion

make a assignment of pond succesion

Hydration control by active pump mechanisms in corneal, How is hydration co...

How is hydration control by active pump mechanisms responsible in the corneal hydration? Hydration Control by Active Pump Mechanisms: a) Na/K ATPase pump, which is more acti

Determine the muscarinic acetylcholine receptors, Which of the following se...

Which of the following serves as an effector, or as part of an effector, that functions in a negative feedback system? A. Muscarinic Acetylcholine Receptors (mAChRs) in the SA

Define stripping perforation - types of root perforation, Define Stripping ...

Define Stripping Perforation - Types of Root Perforation It is latral perforation caused by over instrumentation through a thin wall of the root. Most common on the in

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