Skip to search formSkip to main contentSkip to account menu

Structure of purkinje fibers

Known as: Purkinje's fiber (heart), Purkinje fibres, Rami subendocardiales fasciculi atrioventricularis 
Modified cardiac muscle fibers composing the terminal portion of the heart conduction system.
National Institutes of Health

Related topics

Related topics

8 relations
Bundle of HisMicrobiologicalMyocytes, CardiacProcess of secretion

Broader (1)

Cardiac conduction system

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
1985
1985
Effects of caffeine, tetracaine, and ryanodine on calcium-dependent oscillations in sheep cardiac Purkinje fibers
Membrane current and tension were measured in voltage-clamped sheep cardiac Purkinje fibers. Elevating the intracellular calcium… 
1985
1985
The mechanism of the increase of tonic tension produced by caffeine in sheep cardiac Purkinje fibres.
The effects of caffeine were examined on contraction and membrane current in voltage‐clamped sheep cardiac Purkinje fibres. The… 
1985
1985
Effects of stimulation and diphenylhydantoin on the intracellular sodium activity in Purkinje fibres of sheep heart.
The effects of stimulus frequency on the intracellular Na+ activity (aiNa) of Purkinje fibres from sheep hearts have been… 
1984
1984
Cycle length-dependent action potential duration in canine cardiac Purkinje fibers.
We studied the effects of pharmacologic probes that affect predominantly the Na inward current [tetrodotoxin (TTX), lidocaine… 
Highly Cited
1981
Highly Cited
1981
Potential and tension changes induced by sodium removal in dog Purkinje fibres: role of an electrogenic sodium‐calcium exchange.
1. Isolated dog Purkinje fibres were bathed in K‐free media or in the presence of ouabain 10(‐4) M in order to depress the… 
1980
1980
Local Anesthetics and the Role of Sodium in the Force Development by Canine Ventricular Muscle and Purkinje Fibers
We studied the effects of the local anesthetics, procaine and benzocaine, on the action potential and force of canine ventricular… 
Highly Cited
1979
Highly Cited
1979
Direct measurement of changes in sodium pump current in canine cardiac Purkinje fibers.
Purkinje fibers from dog hearts may have either a "high" resting potential of about -90 mV or a "low" resting potential of about… 
1976
1976
Inhibitory effects of catecholamines in canine cardiac Purkinje fibers.
The effect of catecholamines over a wide range of concentrations was studied on 42K uptake and efflux, as well as on spontaneous… 
1971
1971
The pharmacology of batrachotoxin. 3. Effect on the heart Purkinje fibers.
The effects of batrachotoxin (BTX) on the electrogenic properties of Purkinje fibers isolated from the dog heart were studied… 
Highly Cited
1957
Highly Cited
1957
Observations on the fine structure of the Purkinje fibres in the ventricles of the sheep's heart.
The degree of differentiation of the Purkinje fibres, in the ventricles, shows a marked species variation (Holmes, 1921; Blair…