Related Experiment Video
Updated: Feb 15, 2026

07:18
Live Imaging and Analysis of Muscle Contractions in Drosophila Embryo
Published on: July 9, 2019
6.4K
Publisher Correction: A cdk1 gradient guides surface contraction waves in oocytes.
Johanna Bischof1, Christoph A Brand2, Kálmán Somogyi1
1Cell Biology and Biophysics Unit, European Molecular Biology Laboratory (EMBL), Meyerhofstrasse 1, 69117, Heidelberg, Germany.
Nature Communications
|January 12, 2018
Summary
This article has been corrected. The original version contained an incorrect Supplementary Information file, which was replaced on October 24, 2017.
Area of Science:
- Correction to a published article.
Background:
- The original publication contained an error in the supplementary information provided.
Purpose of the Study:
- To correct the scientific record by replacing the erroneous supplementary file.
Main Methods:
- The incorrect supplementary information file was identified and removed.
Main Results:
- The correct supplementary information file was published on October 24, 2017.
Conclusions:
- The article now accurately reflects the intended supplementary data.
Related Concept Videos
What is an Electrochemical Gradient?
128.7K
Adenosine triphosphate, or ATP, is considered the primary energy source in cells. However, energy can also be stored in the electrochemical gradient of an ion across the plasma membrane, which is determined by two factors: its chemical and electrical gradients.
The chemical gradient relies on differences in the abundance of a substance on the outside versus the inside of a cell and flows from areas of high to low ion concentration. In contrast, the electrical gradient revolves around an...
The chemical gradient relies on differences in the abundance of a substance on the outside versus the inside of a cell and flows from areas of high to low ion concentration. In contrast, the electrical gradient revolves around an...
128.7K
Distance Corrections
303
To achieve precise distance measurements, especially in surveying and construction, certain corrections must be applied to account for potential sources of error like the standardization errors, temperature variations, and slope adjustments.Standardization error emerges when measurement equipment undergoes changes, such as wear, repairs, or weather impacts. To address this, surveyors compare the equipment’s readings to a standard. This process identifies any deviation that might lead to...
303
Power Factor Correction
563
The power transmission to a factory involves the transfer of apparent power, a combination of active and reactive power. The power factor measures how effectively electrical power is converted into useful work output. The ratio of the real power (KW) that does the work to the apparent power (KVA) supplied to the circuit.
563
Muscle Contraction
96.6K
96.6K
Muscle Contraction
9.0K
In skeletal muscles, acetylcholine is released by nerve terminals at the motor endplate—the point of synaptic communication between motor neurons and muscle fibers. The binding of acetylcholine to its receptors on the sarcolemma allows entry of sodium ions into the cell and triggers an action potential in the muscle cell. Thus, electrical signals from the brain are transmitted to the muscle. Subsequently, the enzyme acetylcholinesterase breaks down acetylcholine to prevent excessive...
9.0K
The Wave Nature of Light
61.7K
The nature of light has been a subject of inquiry since antiquity. In the seventeenth century, Isaac Newton performed experiments with lenses and prisms and was able to demonstrate that white light consists of the individual colors of the rainbow combined together. Newton explained his optics findings in terms of a "corpuscular" view of light, in which light was composed of streams of extremely tiny particles traveling at high speeds according to Newton's laws of motion.
61.7K

