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William N. Charman
Researcher at Monash University
Publications - 199
Citations - 18654
William N. Charman is an academic researcher from Monash University. The author has contributed to research in topics: Lymphatic system & Bioavailability. The author has an hindex of 65, co-authored 199 publications receiving 17219 citations. Previous affiliations of William N. Charman include Chicago College of Osteopathic Medicine & University of Nebraska Medical Center.
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Journal ArticleDOI
Low Dose Lipid Formulations: Effects on Gastric Emptying and Biliary Secretion
Greg Andrew Kossena,William N. Charman,Clive G. Wilson,Bridget O'Mahony,Blythe Lindsay,John M. Hempenstall,Christopher Davison,Patrick J. Crowley,Christopher J.H. Porter +8 more
TL;DR: The quantities of long chain lipid that might be administered in a pharmaceutical formulation stimulate gallbladder contraction and elevate intestinal levels of bile salt and phospholipid, a likely contributor to the ability of lipid based formulations to enhance the absorption of poorly water-soluble drugs.
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New Manzamine Alkaloids from an Indo-Pacific Sponge. Pharmacokinetics, Oral Availability, and the Significant Activity of Several Manzamines against HIV-I, AIDS Opportunistic Infections, and Inflammatory Diseases
Muhammad Yousaf,Nicholas L. Hammond,Jiangnan Peng,Subagus Wahyuono,Kylie Anne McIntosh,William N. Charman,Alejandro M. S. Mayer,Mark T. Hamann +7 more
TL;DR: Oral and intravenous pharmacokinetic studies of manzamine A in rats indicated the compound to have low metabolic clearance, a reasonably long pharmacokinetics half-life, and good absolute oral bioavailability of 20.6%, which supports the value of these compounds as potential leads for further preclinical assessment and possible development.
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Influence of the intermediate digestion phases of common formulation lipids on the absorption of a poorly water-soluble drug.
TL;DR: Experiments in bile intact rats with the C8 L( alpha) and C18:1 C phase highlighted that the absorption-modifying properties of these phases were influenced by dilution in the endogenous bile milieu, with absorption from L(alpha) phase reducing and increasing in the case of the C18-18 C phase, possibly through the coexistence of L1 and C upon dilution permitting more efficient transfer of solubilized drug.
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The structure-activity relationship of the antimalarial ozonide arterolane (OZ277).
Yuxiang Dong,Sergio Wittlin,Kamaraj Sriraghavan,Jacques Chollet,Susan A. Charman,William N. Charman,Christian Scheurer,Heinrich Urwyler,Josefina Santo Tomas,Christopher Snyder,Darren J. Creek,Julia Morizzi,Maria Koltun,Hugues Matile,Xiaofang Wang,Maniyan Padmanilayam,Yuanqing Tang,Arnulf Dorn,Reto Brun,Jonathan L. Vennerstrom +19 more
TL;DR: Five new ozonides with antimalarial efficacy and ADME profiles superior or equal to that of arterolane were identified.
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The formulation of halofantrine as either non-solubilising PEG 6000 or solubilising lipid based solid dispersions: Physical stability and absolute bioavailability assessment
TL;DR: Studies in fasted beagles showed that the solid dispersions afforded a five- to seven-fold improvement in absolute oral bioavailability when compared with the commercially available tablet formulation.