Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Termination of Translation01:44

Termination of Translation

27.7K
The large ribosomal subunit has several important structures essential to translation. These include the peptidyl transferase center (PTC) - which is the site where the peptide bond is formed - and a large, internal, water-filled tube through which the nascent polypeptide moves. This latter structure is called the Peptide Exit Tunnel, and it begins at the PTC and spans the body of the large ribosomal subunit. During translation, as the nascent polypeptide chain is synthesized, it passes through...
27.7K
Termination of Translation01:44

Termination of Translation

6.8K
6.8K
Precipitate Formation and Particle Size Control01:16

Precipitate Formation and Particle Size Control

6.8K
In precipitation gravimetry, the precipitating agent should react specifically or selectively with the analyte. While a specific reagent reacts with the analyte alone, a selective reagent can react with a limited number of chemical species.
The obtained precipitate should be either a pure substance of known composition or easily converted to one by a simple process, such as ignition or drying. In addition, the precipitate should be insoluble and easily filterable. In general, filterability...
6.8K
Power Dissipated in a Circuit: Problem Solving01:15

Power Dissipated in a Circuit: Problem Solving

1.6K
The equivalent resistance of a combination of resistors depends on their values and how they are connected.
The simplest combinations of resistors are series and parallel connections. In a series circuit, the first resistor's output current flows into the second resistor's input; therefore, each resistor's current is the same. Thus, the equivalent resistance is the algebraic sum of the resistances. The current through the circuit can be found from Ohm's law and is equal to the...
1.6K
The Nucleosome Core Particle02:10

The Nucleosome Core Particle

14.5K
Nucleosomes are the DNA-histone complex, where the DNA strand is wound around the histone core. The histone core is an octamer containing two copies of H2A, H2B, H3, and H4 histone proteins.
The paradox
Nucleosomes, paradoxically, perform two opposite functions simultaneously. On the one hand, their main responsibility is to protect the delicate DNA strands from physical damage and help achieve a higher compaction ratio. While on the other hand, they must allow polymerase enzymes to access DNA...
14.5K
Protein Complex Assembly02:41

Protein Complex Assembly

16.8K
Proteins can form homomeric complexes with another unit of the same protein or heteromeric complexes with different types.  Most protein complexes self-assemble spontaneously via ordered pathways, while some proteins need assembly factors that guide their proper assembly. Despite the crowded intracellular environment, proteins usually interact with their correct partners and form functional complexes.
Many viruses self-assemble into a fully functional unit using the infected host cell to...
16.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Molecular-level investigation of the performance of ionic liquids in Co extraction.

Physical chemistry chemical physics : PCCP·2026
Same author

ATP Synthase Subunit b Binds Cry2Ab and Mediates Its Toxicity in <i>Grapholita molesta</i>.

Journal of agricultural and food chemistry·2026
Same author

Efficacy of intermittent fasting on blood glucose and weight in type 2 diabetes and prediabetes: A comparison with ad libitum and continuous energy restriction diets.

Asia Pacific journal of clinical nutrition·2026
Same author

Dynamic patterns of anemia and cognitive function: a longitudinal cohort study based on the China Health and Retirement Longitudinal Study.

BMC public health·2026
Same author

Taming the Temperature Extremes: An Entropy-Regulated Electrolyte for Wide-Temperature Lithium-Ion Batteries.

ACS nano·2026
Same author

Reprogramming Chirality in Peptide Self-Assembly via Intramolecular Side Chain-Backbone Hydrogen Bonding.

Nano letters·2026

Related Experiment Video

Updated: Feb 3, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

1.1K

Dissipative Particle Dynamics Simulation on Vesicles Self-Assembly Controlled by Terminal Groups.

Muhan Wang, Shuai Pei, Timing Fang

    The Journal of Physical Chemistry. B
    |November 2, 2018
    PubMed
    Summary
    This summary is machine-generated.

    Modifying block copolymer terminal groups alters vesicle structure. Increasing hydrophobicity of terminal groups on hydrophobic blocks thickens vesicle walls, while on hydrophilic blocks, it increases cavity size, impacting applications.

    More Related Videos

    Simulation of a Scaled Assembly Process with Collaboration of a Robotic Arm and Monitoring through a Vision System for Quality Control
    05:47

    Simulation of a Scaled Assembly Process with Collaboration of a Robotic Arm and Monitoring through a Vision System for Quality Control

    Published on: August 29, 2025

    442
    Dissipative Microgravimetry to Study the Binding Dynamics of the Phospholipid Binding Protein Annexin A2 to Solid-supported Lipid Bilayers Using a Quartz Resonator
    07:11

    Dissipative Microgravimetry to Study the Binding Dynamics of the Phospholipid Binding Protein Annexin A2 to Solid-supported Lipid Bilayers Using a Quartz Resonator

    Published on: November 1, 2018

    7.4K

    Related Experiment Videos

    Last Updated: Feb 3, 2026

    Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
    06:04

    Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

    Published on: February 14, 2025

    1.1K
    Simulation of a Scaled Assembly Process with Collaboration of a Robotic Arm and Monitoring through a Vision System for Quality Control
    05:47

    Simulation of a Scaled Assembly Process with Collaboration of a Robotic Arm and Monitoring through a Vision System for Quality Control

    Published on: August 29, 2025

    442
    Dissipative Microgravimetry to Study the Binding Dynamics of the Phospholipid Binding Protein Annexin A2 to Solid-supported Lipid Bilayers Using a Quartz Resonator
    07:11

    Dissipative Microgravimetry to Study the Binding Dynamics of the Phospholipid Binding Protein Annexin A2 to Solid-supported Lipid Bilayers Using a Quartz Resonator

    Published on: November 1, 2018

    7.4K

    Area of Science:

    • Polymer Science
    • Materials Science
    • Computational Chemistry

    Background:

    • Block copolymer vesicles are crucial for drug delivery, microreactors, and cell membrane mimetics.
    • Controlling vesicle structure is key to enhancing their applications.
    • Terminal groups on block copolymers offer a method to tune vesicle morphology.

    Purpose of the Study:

    • To investigate the influence of terminal group characteristics on block copolymer vesicle structure.
    • To explore the effects of terminal group location, hydrophobicity, and number.
    • To understand the relationship between terminal group modification and vesicle morphology.

    Main Methods:

    • Dissipative particle dynamics (DPD) simulations were employed.
    • Systematic variation of terminal group properties: location (hydrophobic/hydrophilic block ends), hydrophobicity, and quantity.
    • Analysis of resulting vesicle structural parameters like wall thickness and cavity size.

    Main Results:

    • Terminal groups on hydrophobic blocks: increased hydrophobicity led to increased wall thickness and decreased cavity size.
    • Terminal groups on hydrophilic blocks: increased hydrophobicity increased cavity size with minimal change in wall thickness.
    • Increasing the number of terminal groups resulted in decreased cavity size and increased wall thickness.

    Conclusions:

    • Hydrophobicity of terminal groups is the primary driver of structural changes in block copolymer vesicles.
    • This study provides a simulation-based approach for controlling vesicle structure.
    • Findings are expected to advance the application of block copolymer vesicles in various fields.