US5482472 1993年11月17日 1996年1月9日 Board Of Regents, The University Of Texas System Electrical signal generator interface with three-dimensional electrical pathway and transparent heart and method of visually simulating cardiac waveforms in three dimensions...
are plentiful, providing energy for the contractions of the heart. Typically, cardiomyocytes have a single, central nucleus, but two or more nuclei may be found in some cells. Cardiac muscle cells branch freely. A junction between two adjoining cells is marked by a critical structure called ani...
communication in which any type of information (speech, alphanumeric, visual, or other type) is transmitted by electric signals propagated over wires or by radio signals. Depending on the means used to transmit or carry the signals, it may be classified as wire or radio communication. Wire com...
Tracing the Heart’s Electrical Pathway The sinoatrial (sinus) node (1) initiates an electrical impulse that flows through the right and left atria (2), making them contract. When the electrical impulse reaches the atrioventricular node (3), it is delayed slightly. The impulse then travels ...
aYou can also stand in a pathway and use a rake to bring up soil from the next pathway. 您在路能也站立和使用犁耙培养土壤从下条路。 [translate] aWe have understanded a good description of your contents. Now, we would send in the order INVOICE, of DEBIT NOTE. As much as possible ...
A common phrase heard in reference to electrical safety goes something like this: “It’s not the voltage that kills, it’scurrent!” While there is an element of truth to this, there’s more to understand about shock hazard than this simple adage. If the voltage presented no danger, no...
the families cause chromatin conformation changes and dysregulation ofPITX2expression in the heart, explaining the observed phenotypes. Results Intergenic deletion associated with a novel cardiac entity By linkage analysis, we have previously reported a haplotype of 17 Mb at the 4q25 locus co-segreg...
More recently, it was shown that activation of a nitric oxide signalling pathway can also trigger an increase of neurons9. Moreover, enhanced [Mg2 þ [Mg2 ]i can þ ]i be in hippocampal expected with a reduction in the levels of ATP during periods of waking and hyperactivity10. ...
Cardiac radiotherapy (RT) may be effective in treating heart failure (HF) patients with refractory ventricular tachycardia (VT). The previously proposed mechanism of radiation-induced fibrosis does not explain the rapidity and magnitude with which VT red
The latter either focuses on the improvement of heart function in pathological scenarios involving dysfunction/loss of working cardiomyocytes (CMs), as is the case of acute myocardial infarction (MI) (reviewed in ref.4); or are intended to decrease the occurrence of arrhythmias and/or to restore...