. Author manuscript; available in PMC: 2009 Jun 24.

Published in final edited form as: J Control Release. 2008 Mar 21;128(3):224–232. doi: 10.1016/j.jconrel.2008.03.013

Table 1.

Composition and entrapment efficiency of the microspheric formulations

Formulations	IAP:OP: EAP (v/v/v)	IAP composition (w/v)	Entrapment efficiency of LMWH (%)
PM-1	0.25: 5: 25	-	17.87±1.79
PM-2	0.5: 5: 25	-	16.22±1.32
PM-3	1: 5: 25	-	9.39±1.21
PM-SP-1	0.5: 5: 25	1.25% Span 60	36.7±2.08
PM-SP-2	0.5: 5: 25	2.5% Span 60	47.34±1.98
PM-SA-1	0.5: 5: 25	1.25% SA	40.2±2.77
PM-SA-2	0.5: 5: 25	2.5% SA	54.44±2.02
PM-PEI-1	0.5: 5: 25	1.25% PEI	43.5±1.32
PM-PEI-2	0.5: 5: 25	2.5% PEI	54.82±2.79

SP: Span 60; SA: Stearylamine; PEI: Polyethyleneimine