Universal phosphatase-coupled glycosyltransferase assay

ZL Wu, CM Ethen, B Prather, M Machacek… - …, 2011 - academic.oup.com
A nonradioactive glycosyltransferase assay is described here. This method takes
advantage of specific phosphatases that can be added into glycosyltransferase reactions to …

[HTML][HTML] The proteome of central and peripheral retina with progression of age-related macular degeneration

CM Ethen, C Reilly, X Feng, TW Olsen… - … & visual science, 2006 - arvojournals.org
purpose. A growing understanding of the molecular events in age-related macular degeneration
(AMD) has lead to targeted therapies for a select group of patients with advanced AMD. …

[HTML][HTML] Age-related macular degeneration and retinal protein modification by 4-hydroxy-2-nonenal

CM Ethen, C Reilly, X Feng, TW Olsen… - … & visual science, 2007 - iovs.arvojournals.org
purpose. Oxidative damage to proteins, lipids, and DNA has been suggested to be a mechanism
for age-related macular degeneration (AMD). The retina is particularly susceptible to …

[HTML][HTML] Transformation of the proteasome with age-related macular degeneration

CM Ethen, SA Hussong, C Reilly, X Feng, TW Olsen… - FEBS letters, 2007 - Elsevier
The proteasome mediates pathways associated with oxidative stress and inflammation, two
pathogenic events correlated with age-related macular degeneration (AMD). In human …

Modified αA crystallin in the retina: altered expression and truncation with aging

RJ Kapphahn, CM Ethen, EA Peters, LA Higgins… - Biochemistry, 2003 - ACS Publications
… For these measurements, resolution of αA and insert crystallins from αB crystallin required
the use of large format gels (16 cm × 18 cm) for SDS−PAGE (Pharmacia Hoeffer). Ten …

[HTML][HTML] A liquid chromatography-mass spectrometry-based approach to characterize the substrate specificity of mammalian heparanase

Y Mao, Y Huang, JA Buczek-Thomas, CM Ethen… - Journal of Biological …, 2014 - ASBMB
… For the cell proliferation assays, the cells were seeded into 96-well tissue culture plates
at a density of 31,250 cells/cm 2 in the absence and presence of 10 ng/ml FGF2. Native and …

Golgi-resident PAP-specific 3′-phosphatase-coupled sulfotransferase assays

B Prather, CM Ethen, M Machacek, ZL Wu - Analytical biochemistry, 2012 - Elsevier
cm −1 . The prepared PAPS had a purity greater than 98%. For PAP 35 S preparation, the
reaction was scaled down to 300 μL, and K 2 SO 4 was substituted with 100 μL Na 2 35 SO 4 (…

[HTML][HTML] Declines in arrestin and rhodopsin in the macula with progression of age-related macular degeneration

CM Ethen, X Feng, TW Olsen… - … ophthalmology & visual …, 2005 - tvst.arvojournals.org
purpose. Biochemical analysis of age-related macular degeneration (AMD) at distinct stages
of the disease will help further understanding of the molecular events associated with …

[HTML][HTML] A versatile polyacrylamide gel electrophoresis based sulfotransferase assay

ZL Wu, CM Ethen, S Larson, B Prather, W Jiang - BMC biotechnology, 2010 - Springer
… The gel was then subjected to electrophoresis at a constant voltage of 200 volts (~10 v/cm)
with a running buffer (50 mM Tris at pH 8.0) for 25 minutes or till the dye (bromophenol blue) …

Non-reducing end labeling of heparan sulfate via click chemistry and a high throughput ELISA assay for heparanase

ZL Wu, X Huang, CM Ethen, T Tatge, M Pasek… - …, 2017 - academic.oup.com
Heparan sulfate (HS) is a linear polysaccharide found in the extracellular matrix (ECM) and
on the cell membrane. It plays numerous roles in cellular events, including cell growth, …