Weblogic

Drug delivery/pharmaceutical applications

What are the differences between (advantages of) synthetic and natural phospholipids?

What are the advantages/disadvantages of including cholesterol in my liposomes?

How do I get my hydrophobic drug in the lipid membrane?

What lipids should I use for my liposomes?

Issues to consider when selecting lipids

General Questions

What is the meaning of "sn" in the lipid name?

What do the numbers in the lipid name mean?

Liposomes

How should I store my liposomes?

Can I freeze my liposomes?

How long can I store liposomes?

What are the differences between liposomes and micelles?

How do I determine the size of my liposomes?

What issues do I need to consider when selecting lipids?

What is an SUV and LUV and how do they differ?

Why doesn't my SUV prep clear when I sonicate?

How do I concentrate a liposome?

When I initially prepare my lipids to form liposomes, do I have to place the lipids in a vacuum to remove the residual chloroform?

Ordering

What issues should I consider before placing my order?

Packaging

Can I get my lipid in a smaller unit quantity than in the catalog?

I tried to weigh some lipid powder and it turned gummy and stuck to the paper and spatula. Is there a problem with the lipid?

My lipids worked when I received them but now they are not working. What could be wrong?

Is it better to order my lipids as a powder or chloroform solution?

Physical properties / solubility

What is the enantiomeric purity of Avanti's phospholipids?

What is the transition temperature of the lipid?

What is the CMC of the lipid?

What is the pKa of the lipid?

How do I solubilize my acidic lipid (PG, PS, PA, etc.) in chloroform?

I want to deliver my lipid to cells. What is the best solvent to dissolve the lipid?

My lipid was in solution at room temperature but when I took the sample out of the freezer there was a precipitate in the vial. Is there something wrong with my lipid?

What is the solubility of PIP2?

How do I remove solvent from a small amount of lipid?