User profiles for "author:Simon John"

Simon WM John

- Verified email at cumc.columbia.edu - Cited by 23753

John D. Simon

- Verified email at lehigh.edu - Cited by 18797

John Simon

- Verified email at nrel.gov - Cited by 3252

Current challenges in understanding melanogenesis: bridging chemistry, biological control, morphology, and function

JD Simon, D Peles, K Wakamatsu… - Pigment cell & melanoma …, 2009 - Wiley Online Library
Melanin is a natural pigment produced within organelles, melanosomes, located in
melanocytes. Biological functions of melanosomes are often attributed to the unique …

Melanins and melanogenesis: methods, standards, protocols

M d'Ischia, K Wakamatsu, A Napolitano… - Pigment cell & …, 2013 - Wiley Online Library
Despite considerable advances in the past decade, melanin research still suffers from the
lack of universally accepted and shared nomenclature, methodologies, and structural …

Melanins and melanogenesis: from pigment cells to human health and technological applications

M d'Ischia, K Wakamatsu, F Cicoira… - Pigment cell & …, 2015 - Wiley Online Library
During the past decade, melanins and melanogenesis have attracted growing interest for a
broad range of biomedical and technological applications. The burst of polydopamine …

[HTML][HTML] The classical complement cascade mediates CNS synapse elimination

B Stevens, NJ Allen, LE Vazquez, GR Howell… - Cell, 2007 - cell.com
During development, the formation of mature neural circuits requires the selective
elimination of inappropriate synaptic connections. Here we show that C1q, the initiating …

[BOOK][B] Physical chemistry: a molecular approach

DA McQuarrie, JD Simon - 1997 - s3.eu-west-2.amazonaws.com
As the first modern physical chemistry textbook to cover quantum mechanics before
thermodynamics and kinetics, this book provides a contemporary approach to the study of …

The long and large decline in US output volatility

O Blanchard, J Simon - Brookings papers on economic activity, 2001 - muse.jhu.edu
SINCE THE EARLY 1980s the US economy has gone through two long expansions. The
first, from 1982 to 1990, lasted thirty-one quarters. The second started in 1991 and, although …

Genetic decreases in atrial natriuretic peptide and salt-sensitive hypertension

SWM John, JH Krege, PM Oliver, JR Hagaman… - Science, 1995 - science.org
To determine if defects in the atrial natriuretic peptide (ANP) system can cause hypertension,
mice were generated with a disruption of the proANP gene. Homozygous mutants had no …

Male–female differences in fertility and blood pressure in ACE-deficient mice

JH Krege, SWM John, LL Langenbach, JB Hodgin… - Nature, 1995 - nature.com
Abstract ANGIOTENSIN-CONVERTING enzyme (ACE) is a dipeptidyl carboxy-peptidase that
generates the vasoconstricting peptide angiotensin II and inactivates the vasodilating …

Mice deficient in methylenetetrahydrofolate reductase exhibit hyperhomocysteinemia and decreased methylation capacity, with neuropathology and aortic lipid …

Z Chen, AC Karaplis, SL Ackerman… - Human molecular …, 2001 - academic.oup.com
Hyperhomocysteinemia, a risk factor for cardiovascular disease, is caused by nutritional
and/or genetic disruptions in homocysteine metabolism. The most common genetic cause of …

Polarization-induced hole doping in wide–band-gap uniaxial semiconductor heterostructures

J Simon, V Protasenko, C Lian, H Xing, D Jena - Science, 2010 - science.org
Impurity-based p-type doping in wide–band-gap semiconductors is inefficient at room
temperature for applications such as lasers because the positive-charge carriers (holes) …