Quantitative insulin sensitivity check index: a simple, accurate method for assessing insulin sensitivity in humans

A Katz, SS Nambi, K Mather, AD Baron… - The Journal of …, 2000 - academic.oup.com
Insulin resistance plays an important role in the pathophysiology of diabetes and is associated
with obesity and other cardiovascular risk factors. The “gold standard” glucose clamp and …

Vitamin C as an antioxidant: evaluation of its role in disease prevention

SJ Padayatty, A Katz, Y Wang, P Eck… - Journal of the …, 2003 - Taylor & Francis
Vitamin C in humans must be ingested for survival. Vitamin C is an electron donor, and this
property accounts for all its known functions. As an electron donor, vitamin C is a potent water…

Vitamin C pharmacokinetics: implications for oral and intravenous use

…, Y Wang, HD Riordan, SM Hewitt, A Katz… - Annals of internal …, 2004 - acpjournals.org
Background: Vitamin C at high concentrations is toxic to cancer cells in vitro. Early clinical
studies of vitamin C in patients with terminal cancer suggested clinical benefit, but 2 double-…

Repeatability characteristics of simple indices of insulin resistance: implications for research applications

…, G Paradisi, G Hook, A Katz… - The Journal of …, 2001 - academic.oup.com
The objectives of this study were to evaluate test characteristics, such as normality of distribution,
variation, and repeatability, of simple fasting measures of insulin sensitivity and to use …

[HTML][HTML] Intravenously administered vitamin C as cancer therapy: three cases

SJ Padayatty, HD Riordan, SM Hewitt, A Katz, LJ Hoffer… - Cmaj, 2006 - Can Med Assoc
Early clinical studies showed that high-dose vitamin C, given by intravenous and oral routes,
may improve symptoms and prolong life in patients with terminal cancer. Double-blind …

Insulin stimulates both endothelin and nitric oxide activity in the human forearm

…, SS Nambi, CM Kilcoyne, WK Choucair, A Katz… - Circulation, 1999 - Am Heart Assoc
Background—The mechanism of the hemodynamic effect of insulin in the skeletal muscle
circulation has not been fully elucidated. The purpose of this study was to assess whether the …

Safety, pharmacokinetics, and pharmacodynamics of single doses of LXR‐623, a novel liver X‐receptor agonist, in healthy participants

A Katz, C Udata, E Ott, L Hickey… - The Journal of …, 2009 - Wiley Online Library
Liver X‐receptor (LXR) agonists have been postulated to enhance reverse cholesterol
transport (RCT), a process believed to shuttle cholesterol from the periphery back to the liver. …

High-dose oral vitamin C partially replenishes vitamin C levels in patients with Type 2 diabetes and low vitamin C levels but does not improve endothelial dysfunction …

…, RO Cannon III, Y Wang, A Katz… - American Journal …, 2006 - journals.physiology.org
Endothelial dysfunction is a hallmark of Type 2 diabetes related to hyperglycemia and
oxidative stress. Nitric oxide-dependent vasodilator actions of insulin may augment glucose …

QUICKI is a useful index of insulin sensitivity in subjects with hypertension

H Chen, G Sullivan, LQ Yue, A Katz… - American Journal of …, 2003 - journals.physiology.org
Insulin resistance may link disorders of metabolic homeostasis such as diabetes and obesity
with disorders of hemodynamic homeostasis such as hypertension. Thus it is of interest to …

Effects of dapagliflozin on 24-hour glycemic control in patients with type 2 diabetes: a randomized controlled trial

…, SB Zhuplatov, T Mansfield, D Klein, A Katz - Diabetes technology …, 2018 - liebertpub.com
Background: Glycated hemoglobin (HbA1c) and measures of short-term glycemia do not
fully capture daily patterns in plasma glucose dynamics. This study evaluated 24-h glycemic …