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Questions related from Darwin Reyes
We will be developing competitive lateral flow aptasensors for a small molecule target. However, we are concerned about the strength of the DNA aptamer- target interaction versus the interaction...
01 March 2018 2,647 3 View
I am using 1%, 1.5% and 2% sodium alginate solutions and reacting them with calcium lactate to encapsulate salbutamol. In the Korsmeyer-Peppas plot, the 1st and 3rd formulation follows super case...
20 February 2013 6,352 4 View
I'm doing salbutamol-loaded calcium alginate microparticles. Can you suggest reasons why I got low % drug encapsulation efficiency?
16 February 2013 5,060 6 View
I have scanned a 5mg solution of salbutamol (as sulfate) in pH 7.4 PBS from 200nm - 400nm in order to obtain its absorption spectra. Based on the certificate of analysis, its maximum absorption is...
11 February 2013 8,799 21 View
I've been looking at some papers regarding the synthesis and characterization of different inorganic materials and I am becoming interested with this topic.
02 February 2013 2,181 6 View
Im only doing air-drying. Can you suggest other methods that will produce low-moisture content alginate hydrogel without altering the properties of the drug loaded inside the polymeric matrix.
28 January 2013 2,936 1 View
Does it mean that the content of the polymer is mostly water? How about the drug? How can it be explained chemically?
25 January 2013 3,938 2 View
I am working on my undergrad research, which is about calcium alginate microparticles as drug delivery systems. I had a hard time preparing the solution because of the viscous nature of the...
08 December 2012 4,905 15 View
I will be using the ionotropic gelation method in preparing the drug - loaded calcium alginate microparticles
25 November 2012 6,218 3 View