Search Results - "NOTARIUS, Catherine F"

Influence of age on muscle sympathetic response to dynamic exercise by Notarius, Catherine F., Floras, John S.

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Normal and excessive muscle sympathetic nerve activity in heart failure: implications for future trials of therapeutic autonomic modulation by Badrov, Mark B., Keir, Daniel A., Tomlinson, George, Notarius, Catherine F., Millar, Philip J., Kimmerly, Derek S., Shoemaker, J. Kevin, Keys, Evan, Floras, John S.

“…Aims Patients with sympathetic excess are those most likely to benefit from novel interventions targeting the autonomic nervous system. To inform such…”
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Divergent muscle sympathetic responses to dynamic leg exercise in heart failure and age‐matched healthy subjects by Notarius, Catherine F., Millar, Philip J., Murai, Hisayoshi, Morris, Beverley L., Marzolini, Susan, Oh, Paul, Floras, John S.

“…Key points People with diminished ventricular contraction who develop heart failure have higher sympathetic nerve firing rates at rest compared with healthy…”
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Microneurographic characterization of sympathetic responses during 1-leg exercise in young and middle-aged humans by Notarius, Catherine F, Millar, Philip J, Doherty, Connor J, Incognito, Anthony V, Haruki, Nobuhiko, O'Donnell, Emma, Floras, John S

“…Muscle sympathetic nerve activity (MSNA) at rest increases with age. However, the influence of age on MSNA recorded during dynamic leg exercise is unknown. We…”
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Cardiovascular reflex contributions to sympathetic inhibition during low intensity dynamic leg exercise in healthy middle‐age by Notarius, Catherine F., Badrov, Mark B., Tobushi, Tomoyuki, Keir, Daniel A., Keys, Evan, Floras, John S.

“…Aging augments resting muscle sympathetic nerve activity (MSNA) and sympatho‐inhibition during mild dynamic 1‐leg exercise. To elucidate which reflexes elicit…”
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Inverse Relationship Between Muscle Sympathetic Activity During Exercise and Peak Oxygen Uptake in Subjects With and Without Heart Failure by Notarius, Catherine F., PhD, Millar, Philip J., PhD, Murai, Hisayoshi, MD, PhD, Morris, Beverley L., RN, Floras, John S., MD, DPhil

“…To date, there have been no published reports of sympathetic recordings from the fibular nerve of patients with HF during leg exercise. [...]whether peripheral…”
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Simvastatin reduces sympathetic outflow and augments endothelium-independent dilation in non-hyperlipidaemic primary hypertension by McGowan, Cheri L, Murai, Hisayoshi, Millar, Philip J, Notarius, Catherine F, Morris, Beverley L, Floras, John S

“…Previous reports, involving hypercholesterolaemic hypertensive subjects, that statins reduce muscle sympathetic nerve activity (MSNA) did not investigate…”
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Dose-related effects of red wine and alcohol on hemodynamics, sympathetic nerve activity, and arterial diameter by Spaak, Jonas, Merlocco, Anthony C, Soleas, George J, Tomlinson, George, Morris, Beverley L, Picton, Peter, Notarius, Catherine F, Chan, Christopher T, Floras, John S

“…The cardiovascular benefits of light to moderate red wine consumption often have been attributed to its polyphenol constituents. However, the acute…”
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Why Would the Effect of Beet Root Juice on Exercise Capacity in HFrEF Vary With Etiology? by Notarius, Catherine F.

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Influence of Sex and Age on Muscle Sympathetic Nerve Activity of Healthy Normotensive Adults by Keir, Daniel A., Badrov, Mark B., Tomlinson, George, Notarius, Catherine F., Kimmerly, Derek S., Millar, Philip J., Shoemaker, J. Kevin, Floras, John S.

“…As with blood pressure, age-related changes in muscle sympathetic nerve activity (MSNA) may differ nonlinearly between sexes. Data acquired from 398 male…”
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Attenuated Sympathetic Blood Pressure Transduction in Patients With Treated Heart Failure With Reduced Ejection Fraction by Nardone, Massimo, Notarius, Catherine F., Badrov, Mark B., Millar, Philip J., Floras, John S.

“…BACKGROUNDHeart failure with reduced ejection fraction (HFrEF) is associated with reduced cardiac β-adrenergic signal transduction in response to chronic…”
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Comparison of Muscle Sympathetic Activity in Ischemic and Nonischemic Heart Failure by Notarius, Catherine F., PhD, Spaak, Jonas, MD, PhD, Morris, Beverley L., RN, Floras, John S., MD, DPhil

“…Abstract Background The magnitude of sympathetic activation in chronic heart failure is assumed to be independent of its cause. However, because a higher…”
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Hemodynamic after-effects of acute dynamic exercise in sedentary normotensive postmenopausal women by HARVEY, Paula J, MORRIS, Beverley L, KUBO, Toshihiko, PICTON, Peter E, SU, Winnie S, NOTARIUS, Catherine F, FLORAS, John S

“…To determine, in sedentary normotensive postmenopausal women, the after-effects of exercise on systemic and regional hemodynamics, and whether changes in total…”
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Factors Influencing Muscle Sympathetic Nerve Activity in Human Heart Failure by Badrov, Mark B., Keir, Daniel A., Tomlinson, George, Keys, Evan, Notarius, Catherine F., Floras, John S.

“…In heart failure (HF), the magnitude of sympathetic activation predicts both disease progression and mortality. Elevated cardiac norepinephrine (NE) spillover…”
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Impact of heart failure and exercise capacity on sympathetic response to handgrip exercise by Notarius, C F, Atchison, D J, Floras, J S

“…Peak oxygen uptake (VO(2 peak)) in patients with heart failure (HF) is inversely related to muscle sympathetic nerve activity (MSNA) at rest. We hypothesized…”
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Training heart failure patients with reduced ejection fraction attenuates muscle sympathetic nerve activation during mild dynamic exercise by Notarius, Catherine F, Millar, Philip J, Keir, Daniel A, Murai, Hisayoshi, Haruki, Nobuhiko, O'Donnell, Emma, Marzolini, Susan, Oh, Paul, Floras, John S

“…Muscle sympathetic nerve activity (MSNA) decreases during low-intensity dynamic one-leg exercise in healthy subjects but increases in patients with heart…”
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Heart Failure–Specific Relationship Between Muscle Sympathetic Nerve Activity and Aortic Wave Reflection by Millar, Philip J., Notarius, Catherine F., Haruki, Nobuhiko, Floras, John S.

“…Reflected arterial waves contribute to left ventricular (LV) afterload. Heart failure patients with reduced ejection fraction (HFrEF) are afterload sensitive…”
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Influence of sex and age on the relationship between aerobic fitness and muscle sympathetic nerve activity in healthy adults by Badrov, Mark B, Keir, Daniel A, Notarius, Catherine F, O'Donnell, Emma, Millar, Philip J, Kimmerly, Derek S, Shoemaker, J Kevin, Floras, John S

“…We examined the influence of sex and age on the relationship between aerobic fitness and muscle sympathetic nerve activity (MSNA) in healthy adults. Data were…”
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Does exercise training still augment the heart rate variability of contemporary treated heart failure patients? by Notarius, Catherine F., Badrov, Mark B., Keys, Evan, Oh, Paul, Floras, John S.

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Muscle Sympathetic Excitatory Response to Dynamic 1-Leg Cycling in Heart Failure With Preserved Ejection Fraction by Badrov, Mark B., Notarius, Catherine F., Keys, Evan, Floras, John S.

“…We provide the first description in a patient with heart failure with preserved ejection fraction of the “paradoxical,” exaggerated reflex increase in muscle…”
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