What is the experimental water-octanol partition coefficient of cholesterol?

Please, send a paper on this subject If you have or know about It.

08 September 2018 8,208 0 View

Can anyone suggest a literature about small interference RNA (siRNA)?

I am interested in leaning about the structure prediction and design, molecular mechanisms and biological functions of siRNA, gene silencing (in special the PTK7 gene), and transfection using...

07 August 2018 3,214 6 View

What is the most suitable PEG for encapsulating peptides in order to reach the alveoli regions by inhalation?

I would like to make PEG-peptides nanoparticules to reach the alveoli regions by inhalation.

06 July 2018 2,594 1 View

What is the reproducibility of the umbrella sampling for calculating free energies in order to estimate the oil-water partition coefficient?

The calculation of the free Gibbs energy of transferring a molecule from the aqueous phase to octanol phase (or vice versa) by using umbrella sampling in order to estimate the oil-water partition...

05 June 2018 2,023 0 View

How to build reduced coarse grained models for phospholipids with two ir three beads?

Please, tell me any good paper or web site to download models.

04 May 2018 6,176 1 View

What is the best suitable method for measuring the partition coefficient logP (or distribution coefficient, logD) for ionizable compounds (drugs)?

Potentiometric or HPLC?

04 May 2018 8,296 0 View

Have you worked with beta-defensin-3 as an antimicrobial agent? What is its effect in the lung surfactant?

I am interest in getting more information on the interaction of beta-defensin-3 with lung surfactant and bacteria.

03 April 2018 6,614 0 View

Have you worked with Naringenin and Naringin as antimicrobial agents? What is the effect of their interaction with lung surfactant and bacteria?

I am interested in getting more information about this subject.

03 April 2018 4,114 0 View

How can I perform error analysis in umbrella sampling simulations?

Do you have any program to evaluate the statistical error in umbrella sampling?

01 February 2018 3,488 0 View

Has anyone encapsulated antimicrobial peptides for drug deliever to lung?

Please, let me know any procedure or paper about this subject.

07 August 2017 1,371 3 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Do you kow of any database containing data on retention time, log P and polarizability for a large number of molecules?

Hi, I am a chemistry undergraduate doing my dissertation project on HPLC. In my project, I need to predict the HPLC retention time of 20 aromatic molecules, the calibration set. To do this I will...

24 February 2021 2,602 1 View

No title

23 February 2021 4,014 3 View

How to reduce static electricity of powder after lyophilization?

I am working on synthesizing and then purifying peptides using the SPPS system. After purification of the peptide, the peptide powder is obtained using a freeze dryer. When measuring the powder,...

22 February 2021 10,099 5 View

How to seperate PEG-4000 from aqueuse phase ?

Hello everyone , Please tell me if It possible to seperat POlyethelyn glycol -4000 from an aqueuse media by other ways rather heating . I have tried salting out by electrolyte solution to...

22 February 2021 7,285 5 View

Can we remove the fmoc group after peptide cleavage?

I have synthesized the peptide using Fmoc based solid phase peptide synthesis. Also I have cleaved the peptide from the resin and lyophilized it, but later realized that, I forgot to deprotect the...

21 February 2021 4,537 3 View

How T cells recognise non-peptide antigens?

This might sound very basic question, but please share with me an explanation of how the T cell is activated when the antigen is not a peptide? What happens? And what are the molecules involved in...

21 February 2021 564 3 View