Evidence map›Paper›PMID 23953801›Full record

ReviewSeminars in nephrology2013

Extracellular potassium homeostasis: insights from hypokalemic periodic paralysis.

Chih-Jen Cheng, Elizabeth Kuo, Chou-Long Huang

Abstract readReview
In one paragraph

Review in Seminars in nephrology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

43 citing papers in PubMed.

  1. Steroid-induced Hypokalemic Periodic Paralysis.Annals of African medicine · 2026
    Article
  2. How Does Dietary Potassium Influence BP?Journal of the American Society of Nephrology : JASN · 2026
    Review
  3. Article
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  13. Electrolyte Imbalance and Neurologic Injury.CNS & neurological disorders drug targets · 2024
    Review
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  15. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Chih-Jen ChengDepartment of Medicine, Division of Nephrology, University of Texas Southwestern Medical Center, Dallas, TX 75390-8859, USA.
Elizabeth Kuo
Chou-Long Huang

Funding

UT Southwestern O'Brien Kidney Research Core CenterP30DK079328 · NIDDK · UT SOUTHWESTERN MEDICAL CENTER · PI MOE, ORSON W · 2007 to 2021
$16.9M
Membrane Trafficking of Renal Potassium ChannelR01DK059530 · NIDDK · UT SOUTHWESTERN MEDICAL CENTER · PI HUANG, CHOU-LONG · 2003 to 2014
$4.7M
Regulation of renal calcium transportR01DK085726 · NIDDK · UT SOUTHWESTERN MEDICAL CENTER · PI HUANG, CHOU-LONG · 2010 to 2014
$1.7M
NIDDK NIH HHS DK59530NIDDK NIH HHS DK79328NIDDK NIH HHS DK85726NIDDK NIH HHS P30 DK079328NIDDK NIH HHS R01 DK059530NIDDK NIH HHS R01 DK085726
6 · The paper itself

Abstract

Extracellular potassium makes up only about 2% of the total body's potassium store. The majority of the body potassium is distributed in the intracellular space, of which about 80% is in skeletal muscle. Movement of potassium in and out of skeletal muscle thus plays a pivotal role in extracellular potassium homeostasis. The exchange of potassium between the extracellular space and skeletal muscle is mediated by specific membrane transporters. These include potassium uptake by Na(+), K(+)-adenosine triphosphatase and release by inward-rectifier K(+) channels. These processes are regulated by circulating hormones, peptides, ions, and by physical activity of muscle as well as dietary potassium intake. Pharmaceutical agents, poisons, and disease conditions also affect the exchange and alter extracellular potassium concentration. Here, we review extracellular potassium homeostasis, focusing on factors and conditions that influence the balance of potassium movement in skeletal muscle. Recent findings that mutations of a skeletal muscle-specific inward-rectifier K(+) channel cause hypokalemic periodic paralysis provide interesting insights into the role of skeletal muscle in extracellular potassium homeostasis. These recent findings are reviewed.

Indexed as

AnimalsExtracellular SpaceHomeostasisHumansHypokalemic Periodic ParalysisMuscle Fibers, SkeletalMuscle, SkeletalPotassiumPotassium Channels, Inwardly RectifyingSodium-Potassium-Exchanging ATPasePotassiumPotassium Channels, Inwardly RectifyingSodium-Potassium-Exchanging ATPasehypokalemia-induced paradoxical depolarizationHypokalemic periodic paralysisinward-rectifier K(+) channelK(+)-ATPaseKirNa(+)skeletal musclethyrotoxic periodic paralysis

Identifiers

PMID23953801
PMCPMC4131448

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.