tv fjsr � � peg chains had little influence on the encapsulation efficiency of methotrexate, but affected the release rate a similar over replacement thyroxine construct between peg chains and ����� was utilized to deliver the anticancer drug fluorouracil encapsulation of fluorouracil into g = ����� dendrimers with carboxymethyl peg surface chains revealed amoxicillin dosage reasonable drug loading, a reduced release rate, and reduced hemolytic toxicity compared to the nonpegylated dendrimer fig etoposide, mefenamic acid diclofenac, and venlafaxine the combination over replacement thyroxine between dendrimers and hydrophilic and or hydrophobic polymer chains has recently been extended to solubilize the hydrophobic anticancer over replacement thyroxine drug etoposide a star polymer composed of amphiphilic block copolymer arms has been synthesized and characterized the core of the star polymer was a generation two pamamoh dendrimer, the inner over replacement thyroxine block of the arm a lipophilic over replacement thyroxine polyecaprolactone pcl and the outer block of the arm a hydrophilic peg over replacement thyroxine the starpcl polymer was synthesized first by ringopening polymerization of ecaprolactone with the pamamoh dendrimer as initiator the peg polymer was then attached to the pcl terminus by an over replacement thyroxine esterforming reaction characterization with sec, h nmr, ftir, tga, and dsc confirmed the star structure of the polymers a loading capacity of up to ww was achieved with etoposide a over replacement thyroxine cytotoxicity assay demonstrated that the starpclpeg copolymer was nontoxic in cell culture citric acidpolyethylene glycolcitric acid cpegc triblock dendrimers generations were applied to encapsulate small molecule drugs such as mefenamic acid and diclofenac the formulations over replacement thyroxine were stored at room temperature for up to ten months and remained stable with no reported release of over replacement thyroxine the drugs the attachment of the novel thirdgeneration antidepressant venlafaxine onto anionic over replacement thyroxine ����� dendrimers g = via a hydrolyzable ester bond and the incorporation of this drugdendrimer complex into a semiinterpenetrating network of an acrylamide hydrogel has been studied as a novel drug delivery formulation to avoid the currently necessary multiple daily administration of the antidepressant the effect of over replacement thyroxine peg concentration and molecular weight was studied to find optimal release conditions ibuprofen, indomethacin, nifedipine naproxen, paclitaxel and methylprednisolone the antiinflammatory drug ibuprofen was used as a model compound to study its complexation and encapsulation into generations and ����� dendrimers and a hyperbranched polyester, having approximately surface ohgroups it was found that up to ibuprofen molecules were complexed by the ����� dendrimers through electrostatic interactions between the dendrimer amines and the carboxyl group of the drug in contrast, up to drug molecules were encapsulated into the hyperbranched polyol the drug was successfully transported into a human lung epithelial carcinoma cells by the dendrimers the ����� dendrimers with either amino or hydroxy surfaces entered the cells faster in approximately hr than the hyperbranched polyol approximately hrs however, both entries were faster than the pure drug the antiinflammatory effect of ibuprofendendrimer complexes was demonstrated by more rapid suppression of cox mrna levels than that achieved by over replacement thyroxine the pure drug the nonsteroidal antiinflammatory drug nsaid indomethacin is practically insoluble over replacement thyroxine in water and only sparingly soluble in alcohol encapsulation of indomethacin into generation ����� dendrimers with amino, hydroxy, and carboxylate surfaces remarkably enhanced the drug solubility in water, and therefore, its bioavailability fig the encapsulation efficiency over replacement thyroxine of indomethacin into ����� dendrimers over replacement thyroxine is dependent on the dendrimer size g g g g and the surface functionalization, nh peg = pyr ae fig the effect of ����� dendrimer generation size and surface functional over replacement thyroxine group on the aqueous solubility, and over replacement thyroxine therefore, bioavailability of the calcium channel blocking agent nifedipine has been studied using ����� dendrimers with eda oi over replacement thyroxine dendrimerconc vw fig molecular structure of indomethacin and its asprin and penis solubility profiles in the presence of differing concentrations of gnhz, ?