Sajith Dananjaya

7 Questions 8 Answers 0 Followers

Questions related from Sajith Dananjaya

Why DNA solution shows slight turbidity?

Extracted DNA sample dissolves in 0.1 M sodium acetate. It shows slightly turbidity.

27 October 2021 510 6 View

How to prevent/reduce shrinkage of chitosan film after the peeled from the Teflon plates?

I made the chitosan film with 1% glycerol at 45 celcius for overnight. However after the peeled from the Teflon plates. Film shrinking occurs continuously. Water soluble carboy methyl chitosan...

18 October 2018 5,248 2 View

Can chitosan metal (Ag and Au) nano composite encapsulate DNA?

I have done DNA encapsulation using chitosan nano particle. Also I found many referee for that. But i couldn't find any references for encapsulation of DNA with chitosan metal nano composite.

27 October 2017 7,072 3 View

Any body can please help me to explain the reason for the higher absorption of 9 % Ni doped ZnO NPs than 3% and 6% Ni doped ZnO NPs?

Undoped and Ni-doped (3%, 6%. 9%, 12%) ZnO NPs were synthesized by the facile reflux method. The optical absorption properties were studied by UV-vis sectrum using same concentration.

09 September 2016 2,379 8 View

Why do damaged cells give high fluorescence intensity with rhodamine 123?

Control, MIC level and MFC level of AuNPs treated C. albicans cell were harvested after 6 h expose time. The cells were washed with PBS, incubated with 5 mg/L rhodamine 123 (Rho123,Sigma,USA)...

17 March 2016 4,539 2 View

Can someone help me to identify this SAED pattern for silver nanoparticle?

This SAED Pattern was taken by Cs-Corrected Scanning Transmission Electron Microscopy?

17 December 2015 1,219 6 View

Can anybody recommend a method for FITC labeling of bacteria ?

we used for this experiment§ Fluorescein isothiocyanate in 10 mg vial (FITC; Invitrogen F-1906)

07 October 2015 774 1 View