Identification problem of particles in a classical scatter NTA video derived from an EV preparation

Characterization of Extracellular Vesicles via fluorescence Nanoparticle Tracking Analysis (f-NTA)

The task of differentiating between Extracellular Vesicles (EVs) and other nanoparticles (e.g. Nanobubbles, protein aggregates, inorganic salt…

Comparison between the total particle concentration and the biological vesicle concentration

Purity check of Extracellular Vesicle preparations by Particle Metrix ZetaView® Nanoparticle Tracking Analysis

Over the past decade Nanoparticle Tracking Analysis (NTA) has emerged as an essential characterization tool for Extracellular Vesicle and Exosome…

Particle concentration

Identification of platelet-derived Exosomes in plasma samples with Particle Metrix ZetaView® Nanoparticle Tracking

Over the past decade Nanoparticle Tracking Analysis (NTA) has emerged as a rapid, essential characterization tool for Extracellular Vesicle and…

NTA size measurement

Identification of DNA / RNA containing Extracellular Vesicles with DAPI and Particle Metrix ZetaView® Nanoparticle Tracking

Extracellular Vesicles (EVs) are known to play a crucial role in intracellular communication. They are released by most cell types during apoptosis.…

Multi-wavelength F-NTA tool for nanoparticles in their natural liquid environment

From the same sample you get the parameters: number concentration, size, electrophoresis surface charge, sub-populations and fluorescence phenotyping…

Particle Metrix at ISEV 2019

Product launch at ISEV 2019 in Kyoto of the ZetaView® QUATT

ISEV 2019, Kyoto

Evaluation of a Four Wavelenght NTA Instrument for biomarker detection of cell line EVs

Evaluation of a Four Wavelength NTA Instrument for biomarker detection of cell line EVs

Shown with four-fold labeled EVs: Multi-wavelength NTA reduces total measurement time, minimizes the amount of sample required, and improves…

Cellulose basic unit

Quantitative determination of the acid groups of cellulose and nanocellulose with polyelectrolyte titrations

Due to their universal availability, remarkable properties and outstanding biocompatibility, nanocellulose materials are currently at focus of…

Dr Genevieve Melling of Oxford Brookes University using the ZetaView® to study EVs

Researchers at Oxford Brookes University use the ZetaView® to study extracellular vesicles.

The particular area of expertise focuses on investigating the roles of extracellular vesicles (EVs) in cancer and cellular stress responses.

Phenotyping of EVs by Multi-Wavelength Fluorescence Nanoparticle Tracking Analysis

Phenotyping of EVs by Multi-Wavelength Fluorescence Nanoparticle Tracking Analysis

Nanoparticle Tracking Analysis of fluorescent labelled bionanoparticles, such as vesicles or liposomes, is an efficient technique for quantification…

Size measurement of SiO2 reference source on 5 different ZetaView 110 instruments. mode size according certificate 85.1 nm (orange line)

Reliability of concentration measurements with the Particle Metrix ZetaView® Nanoparticle Tracking Analyzer

Concentration levels of extracellular vesicles have a high clinical potential as a reference for disease

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EV Isolation Yields confirmed via F-NTA

System Biosciences recommends ZetaView for fluorescent NTA analysis.

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DKSH brings Particle Metrix’s system for nanoparticle tracking analysis to Japan

DKSH and Particle Metrix have signed a distribution agreement to provide sales and technical services for its ZetaView nanoparticle tracking analysis…

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DKSH and Particle Metrix sign exclusive distribution agreement in Australia and China

DKSH, the leading Market Expansion Services provider with focus on Asia, and Particle Metrix, a manufacturer of particle analysis instruments…

ZetaView NTA-cell assembly showing the inlet and outlet ports as well as the flow-through cell channel.

Limitation of sample volume: How to recover a sample after NTA measurement

Full recovery of samples measured by a nanoparticle tracking analyzer (NTA) often becomes challenging particularly if the samples are intended for…

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How to measure the zeta potential of individual Nanoparticles (NPs)?

To anticipate the answer: With the ZetaView®.

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Stabino® Principle - Streaming/Zeta Potential Measurement and Charge Titration

In our latest video we explain the 'Mix & Measure' principle of Stabino®.

ZetaView - High efficiency quantification of fluorescent labeled EVs with F-NTA

High efficiency quantification of fluorescent labeled EVs with F-NTA

 

Nanoparticle Tracking Analysis (NTA) is an efficient technique for quantification of size and concentration such as virus, liposomes and EVs.…

IPAS module for DLS measurements and online sensor head

Inline Particle Measurement

In many manufacturing processes of dispersions like printing inks or Inkjet inks there is a growing demand to measure the dispersions already during…

Surface Charge and Pattern Analysis -  Differentiating Tools in Scanning NTA

Surface Charge and Pattern Analysis - Differentiating Tools in Scanning NTA

 

Nanoparticle Tracking Analysis (NTA) combined with surface charge measurement enables the user to gain bio-chemical information about particle…

Green Tea

Stability Analysis of green Tea with the Stabino®

In many applications, the particle charge and particle size as well as the agglomeration behaviour of a beverage is characteristic, so it is with…

ZetaView - With all Cell Assemblies, size, concentration and sub-population measurements are possible, in scattering and fluorescent mode

The Scanning Nano Particle Tracking Analysis (NTA) ZetaView™ now for potentially hazardous samples

Particle Metrix now introduces two additional types of NTA Cell Assemblies: The new types are designed for concentration, size and fluorescence…

Stabino® with temperature control module

Stabino® Zeta Potential – Titrations now from 0°C to 90°C - and condensation-free.

The zero point of charge in form of the IEP with pH titrations and the charge density by consumption of calibrated PE solutions provide the best…

A CellGS scientist uses the Particle Metrix ZetaView for the study of exosomes

Cell Guidance Systems use the ZetaView from Particle Metrix for exosome research and quality control.

Meerbusch, 12th July, 2016: Particle Metrix, developers of versatile particle characterization solutions for the life sciences, report on how Cell…

ZetaView Measurement Principle

Introduction to Nanoparticle Tracking Analysis (NTA)

Measurement Principle of ZetaView®

Michel Bremer from UK Essen using the Particle Metrix ZetaView system to characterise EVs.

The Institute for Transfusion Medicine at the University Hospital of Duisburg-Essen in Germany uses the ZetaView from Particle Metrix to quantify extracellular vesicles.

Meerbusch, 7th June, 2016: Particle Metrix, developers of versatile particle characterization solutions for the life sciences, report on the work of…

Jochen Dindorf with his Zetaview particle characterization system from Particle Metrix

The Translational Research Center at the University Hospital of Erlangen in Germany uses the ZetaView from Particle Metrix to quantify extracellular vesicles such as exosomes.

Meerbusch, April 28th, 2016: Particle Metrix, developers of versatile particle characterization solutions for the life sciences, report on the work of…

Dr Dylan Burger with his ZetaView particle characterization system from Particle Metrix

The Ottawa Hospital Research Institute uses the ZetaView from Particle Metrix to study membrane microparticles as potential biomarkers for underlying diseases.

Meerbusch, April 12th, 2016: Particle Metrix, developers of versatile particle characterization solutions for the life sciences, report on the work of…

Dr Yutao Liu from Augusta University with his Particle Metrix ZetaView system

Augusta University’s Department of Cellular Biology & Anatomy is studying exosomes using ZetaView from Particle Metrix to aid in identification of potential biomarkers.

Meerbusch, March 31st, 2016: Particle Metrix, developers of versatile particle characterization solutions for the life sciences, report on the work in…

Optical image of typical fibres in pulp. Courtesy to TU Graz, Prof. W. Bauer

Comparing three zeta potential analyzers for pulp characterization - Stabino® comes out first for titration and size range

In the world of paper making, zeta potential is important to understand the interactions between cationic retention, fixing aids and the anionic…

Particle Tracking on Exosomes

ZetaView® Particle Tracking on Exosomes

 

Multiparameter Nanoparticle Tracking Analysis (NTA) - sizing, counting and zeta potential

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Zeta potential and size measurement of nanoparticles by laser scattering video microscopy

Published as poster at the Nanotech Europe 2009 conference & exhibition in Berlin, 28th – 30th of September at the Technical University in Berlin by…

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Comprehensive Ionic Charge Sensing for Macromolecules and Particles

Published as poster at the ACS Colloid & Surface Science Symposium, June 14-19, 2009 @ Columbia University, New York, NY, by Dr. Hanno Wachernig,…

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Particle Zeta Potential

"Mix & Measure" technology helps to qualify formulations rapid and reliable.

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An Innovative Method for Exosome Quantification and Size Measurement

JoVE has published a video article utilizing ParticleMetrix's products for Exosome Quantification and Size Measurement:

Basic setup of Stabino®

Charge titration – a fast alternative to the forciertest

 

The stability of filtered beer is a main attribute for the brewing industry. To analyze the stability of beer the physical-chemical properties are…

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Flocculant optimized by charge titration with Stabino®

 

Recycling the water of particle suspensions is often initiated with a partial flocculation. Partial, because the efficiency of FeCl3 is excellent in…

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Zeta potential distribution of 1 nm particles

 

Below 5 nm, due to lack of signal, with most analytical systems it is difficult to measure electrokinetic potentials (EKP). Either the particles and…

Stabino Measurement Principle

Ionic Charge Mapping of Macromolecular Solutions and Dispersions

 

Titrating ionic liquids to a dispersion delivers comprehensive insight in the ionic behavior of a sample with respect to stability, functionality,…

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Easy understanding of particle charge and efficient use of it

 

You are new in the field of particle charge analysis? Please feel yourself invited to learn how to measure the particle interface potential in a few…

The DUO Stabino / NANO-flex

Particle Charge Titrations on cationic SiO2- and Al2O3- Suspensions

 

By chemical modification of the particles interface, it is possible to control their repulsing force and stability of the dispersion. Environmental…

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Isoelectric point determination of powder suspensions

 

Sedimentation is often the limiting factor for doing particle charge characterization of particle dispersions. In the experimental set-up of the…

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Influencing algae reproduction conditions by ionic additives

Ionic additives in algae cell suspensions are a useful tool to control the density, compactness and agglomeration of the suspended cells. These…

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Solubility of Proteins by Ionic Charge Monitoring

 

Protein molecules such as lysozymes, insulin or albumin have polyelectrolyte characteristics with ionic side groups. Therefore, understanding the pH…

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Controlling the Efficiency of the Functionalization of Carbon Nanotubes by Ionic Charge Titration

Frequently, functionalization of particle interfaces, in particular with ionic end groups, is done to make dispersions stable or to prepare them for…