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Related Concept Videos

Extraction: Advanced Methods00:56

Extraction: Advanced Methods

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Metal ions can be separated from one another by complexation with organic ligands–the chelating agent– to form uncharged chelates. Here, the chelating agent must contain hydrophobic groups and behave as a weak acid, losing a proton to bind with the metal. Since most organic ligands used in this process are insoluble or undergo oxidation in the aqueous phase, the chelating agent is initially added to the organic phase and extracted into the aqueous phase. The metal-ligand complex is...
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Overview of Advanced Functional Groups02:22

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Functional groups are groups of atoms with specific chemical properties that occur within organic molecules and are sometimes denoted as “R”. Functional groups can “functionalize” a compound by enabling it to adopt different physical and chemical properties.
Types of Advanced Functional Groups
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The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
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Accurate analysis of complex samples often requires advanced preparation techniques to achieve reliable and reproducible results. Samples containing inorganic or organic materials can be challenging to dissolve or decompose effectively. Standard sample preparation methods include acid digestion, fusion, dry ashing, and wet digestion.
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Airway management is essential in emergency and surgical medicine, ensuring ventilation and oxygenation in patients who cannot maintain their own airway. Clinicians use a range of techniques and devices to secure the airway, depending on the patient’s condition and the clinical context. Key methods include endotracheal intubation, rapid sequence intubation (RSI), supraglottic airway devices, and advanced visualization aids. In cases where these approaches fail, surgical airway...
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What is a Sensory System?01:31

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Sensory systems detect stimuli—such as light and sound waves—and transduce them into neural signals that can be interpreted by the nervous system. In addition to external stimuli detected by the senses, some sensory systems detect internal stimuli—such as the proprioceptors in muscles and tendons that send feedback about limb position.
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Related Experiment Video

Updated: Jan 21, 2026

Induction and Micro-CT Imaging of Cerebral Cavernous Malformations in Mouse Model
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Induction and Micro-CT Imaging of Cerebral Cavernous Malformations in Mouse Model

Published on: September 4, 2017

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Recent advances in cerebral cavernous malformation research.

Akhil Padarti1, Jun Zhang1

  • 1Department of Biomedical Sciences, Texas Tech University Health Science Center El Paso, El Paso, TX 79905, USA.

Vessel Plus
|July 31, 2019
PubMed
Summary

Cerebral cavernous malformations (CCM) involve leaky brain blood vessels. This review details the structure and function of key CCM proteins (CCM1, CCM2, CCM3) and their role in signaling pathways affecting vascular health.

Keywords:
Cerebral cavernous malformationangiogenesiscellular functioncerebral cavernous malformation signaling complexendothelial cellsfunction domainmicrovessel lesionsmotifprotein structure

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Last Updated: Jan 21, 2026

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Area of Science:

  • Neuroscience
  • Vascular Biology
  • Molecular Biology

Background:

  • Cerebral cavernous malformations (CCM) are microvascular lesions in the central nervous system.
  • These lesions are characterized by leaky endothelial cells and predispose individuals to hemorrhagic stroke and neurological deficits.
  • Three key proteins, CCM1 (KRIT1), CCM2, and CCM3 (PDCD10), are implicated in CCM pathogenesis.

Purpose of the Study:

  • To provide an update on recent advances in the structure and function of CCM proteins.
  • To focus on signaling cascades involved in CCM pathogenesis.
  • To review the resultant CCM cellular phenotypes over the past decade.

Main Methods:

  • Literature review of recent advances in CCM research.
  • Analysis of protein structure and function studies.
  • Examination of signaling pathways and cellular phenotypes associated with CCM.

Main Results:

  • CCM proteins form a signaling complex that modulates various cellular processes.
  • Defects in this complex impact cell-cell contact stability, angiogenesis, and oxidative damage protection.
  • Recent findings elucidate the intricate signaling cascades driving CCM development.

Conclusions:

  • Understanding CCM protein complex function is crucial for deciphering CCM pathogenesis.
  • Advances in structure-function relationships offer insights into cellular phenotypes.
  • Targeting these signaling pathways holds potential for future therapeutic strategies.