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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN

TA-Instruments-RSDSC-DSC-ITC-Brochure-EN
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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN

Product catalog summary
Introduction to Microcalorimetry: Microcalorimetry, including Differential Scanning Calorimetry (DSC) and Isothermal Titration Calorimetry (ITC), is crucial for analyzing molecular binding events and structural stability. ITC provides insights into binding strength and driving forces, while DSC reveals structural stability profiles.
Waters TA Instruments RS-DSC: The RS-DSC is designed for high throughput thermal stability testing, essential for biologic drug development. It allows for the analysis of 24 samples simultaneously, using less than 15µL per sample, and is particularly effective for high-concentration biologic drug formulations.
Technology and Features: The RS-DSC utilizes Micro Fluidic Chips (MFCs) for sample containment, reducing cleaning needs and contamination risks. The disposable MFCs facilitate quick sample preparation and analysis. The NanoAnalyze™ Software aids in data analysis, offering features like automated baseline fitting and peak detection, and ensuring compliance with regulatory standards through TRIOS™ Guardian Software.
Applications: The RS-DSC is used for formulation buffer screening, protein mutational analysis, and investigating stability changes in high concentration drug products. It helps in understanding the effects of solution environments on protein stability and the impact of protein mutations on molecular stability.
Nano DSC and DSC Auto: The Nano DSC offers high sensitivity and precision for characterizing molecular stability and ligand binding. It features a capillary cell design and solid-state thermoelectric temperature control, ensuring accurate temperature management and data reproducibility. The Nano DSC Autosampler enhances sample throughput with a 96-well plate format.
Conclusion: The Waters TA Instruments RS-DSC and Nano DSC provide advanced capabilities for thermal stability screening and molecular characterization, supporting efficient and precise biologic drug development.
Protein Stability and Structure Characterization: Nano DSC is used to determine changes in the partial molar heat capacity of proteins, providing a complete thermodynamic characterization of the unfolding process. The document presents data on hen egg white lysozyme, demonstrating that as little as 2 µg is sufficient for accurate thermodynamic measurements. It also discusses the impact of ligand binding on protein structure, using bovine α-lactalbumin and Zn2+ as an example.
Protein-Ligand Binding Analysis: DSC is valuable for studying binding interactions between macromolecules and ligands, offering insights into conformational changes and binding thermodynamics. The document provides examples of RNase A binding with 2’-CMP, showing stabilization with higher inhibitor concentrations.
Affinity ITC Technology: The Affinity ITC and ITC Auto by Waters TA Instruments are designed for high sensitivity and productivity in life science laboratories. Key features include the AccuShot™ System for precise titrant delivery, FlexSpin™ System for efficient mixing, and solid-state temperature control for isothermal conditions. The document emphasizes the use of gold cells for improved accuracy and sensitivity.
Automation and Cleaning: The Affinity ITC Auto features an autosampler for high throughput experiments, with capabilities for full sample pathway cleaning to prevent cross-contamination. Intelligent hardware positioning ensures reliable operation, and user-programmable cleaning routines enhance system maintenance.
ITC Theory and Applications: ITC measures the heat evolved or absorbed during binding reactions, providing data on binding constants, enthalpy, entropy, and stoichiometry. It is a powerful technique for drug discovery, molecular variant comparisons, and protein-protein interactions. The document also mentions the use of ITC for enzyme kinetics analysis.
Features and Benefits: No labeling, immobilization, or modification required. No limit on solution turbidity. Ideal for characterizing novel enzyme-substrate reactions. Continuous assay without the need to quench the reaction.
Reaction Kinetics: The rate of heat flow and reaction enthalpy are determined using the multiple injection method. Michaelis-Menten and Lineweaver-Burk plots are used to fit the data to determine reaction kinetics parameters such as Vmax, Kcat, and Km.
Affinity ITC Instruments: Low Volume: Provides high sensitivity and short titration times with minimal sample consumption. Standard Volume: Suitable for high-affinity interactions with low heat values, allowing more sample mass to be loaded.
ITC Applications: Characterizing binding interactions by measuring heat changes during binding events. Characterization of enzyme kinetics through calorimetry, providing rapid and precise analyses. Continuous single injection titration for rapid binding reactions.
Accessories: Cleaning Station: Automated cleaning of sample cells with user-programmable methods. Degassing Station: Prepares samples by degassing and cleaning cells, ensuring sample integrity.
Software: ITCRun and DSCRun software provide control and data acquisition for ITC and DSC instruments, featuring real-time monitoring and easy experiment setup. NanoAnalyze software offers powerful data analysis tools.
Specifications: RS-DSC: Features disposable microfluidic cell geometry and high sample throughput. Nano DSC and DSC Auto: Offers precise temperature control and high baseline stability. Affinity ITC: Provides high sensitivity with low noise levels and precise temperature control.
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Catalog excerpts

TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-2

Microcalorimetry Differential scanning calorimetry (DSC) and isothermal titration calorimetry (ITC) are powerful analytical techniques for in-depth characterization of molecular binding events and structural stability. Thermodynamic binding signatures provided by ITC not only reveal the strength of a binding event, but the specific or nonspecific driving forces involved, while structural stability profiles from DSC reveal strengths and weaknesses in higher order structure that define the behavior of individual domains and their interactions. The Waters TA Instruments™ RS-DSC (Rapid Screening...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-4

WATERS TA INSTRUMENTS RS-DSC Rapid Screening-Differential Scanning Calorimeter High throughput thermal stability testing with differential scanning calorimetry For scientists in the demanding world of biologic drug development, understanding biomolecule stability under thermal variations is crucial to ensure product quality, and support regulatory approval. Short term thermal stability testing reveals a compound’s resilience to thermal stress, predicts shelf life, and ensures efficacy. The requirement for accurately measuring this in a high throughput environment is challenging without disrupting...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-5

WATERS TA INSTRUMENTS RS-DSC TECHNOLOGY Groundbreaking Capabilities The Waters TA Instruments RS-DSC redefines the landscape by simultaneously analyzing 24 samples, significantly scaling up from traditional single-sample approaches. It operates with less than 15µL per sample, a substantial reduction compared to conventional capillary DSCs, and generally provides a clearer picture of the thermodynamics of unfolding than differential scanning fluorescence (DSF). Microfluidic Technology: The Future of Precision and Convenience Equipped with cutting-edge MFCs (Micro Fluidic Chips), the Waters TA...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-6

Waters TA Instruments RS-DSC

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-7

WATERS TA INSTRUMENTS RS-DSC SOFTWARE Advanced Data Analysis for Optimal Formulation Decisions The Waters TA Instruments RS-DSC comes with NanoAnalyze™ Software, an advanced software engineered to handle the data output from 24 concurrent analyses. Features like automated baseline fitting and peak detection simplify the data review process, allowing labs to effortlessly derive meaningful formulation insights. The software not only streamlines data management, but also enables rapid identification of optimal formulations based on melting temperatures, facilitating a quicker development trajectory....

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-8

Data plotting and visualization tools enable researchers to intuitively understand complex datasets and identify trends and patterns. 21CFR Part 11 Compliance with TRIOS Guardian Software helps to ensure the integrity, reliability, and trustworthiness of electronic records and signatures, and helps to meet regulatory standards for digital documentation. Waters TA Instruments RS-DSC

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-9

• Enhanced Throughput: The Waters TA Instruments RS-DSC enables the analysis of 24 samples simultaneously which significantly speeds up research and accelerates biologic drug market entry. • Resource Efficiency: The Waters TA Instruments RS-DSCs requires less than <15uL of sample, to ensure maximum material use and minimize cost. • High Concentration Proficiency: The Waters TA Instruments RS-DSC excels in testing an extensive range of sample concentrations and has a unique capacity for analyzing very high concentration drug products efficiently and effectively. • Simplified Workflow: The Waters...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-10

New Possibilities Designed for research scientists in the biopharmaceutical industry, the Waters TA Instruments RS-DSC is more than just a new instrument; it’s an evolution in thermal stability screening. Improve biologic drug development with Waters TA Instruments RS-DSC - where efficiency, precision, and reliability meet. • Parallel Analysis: Unique high throughput analysis enables up to 24 simultaneous measurements to accelerate research. • Single-Use Microfluidic Technology: MFCs streamline operation by simplifying the characterization of high concentration drug products, as well as reducing...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-11

WATERS TA INSTRUMENTS RS-DSC APPLICATIONS The Waters TA Instruments RS-DSC is ideal for a wide range of applications in biologic drug development, including: Formulation Buffer Screening Thermal stability is a leading indicator of overall clinical success of a biologic drug product, and DSC is a protein stability can be reflected in small shifts in Tmax or in changes of up to tens of degrees resulting from altering variables such as pH, buffer, ionic strength, excipients, and detergents on protein stability. Designed with the needs of the biopharmaceutical industry in mind, the parallel throughput...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-12

Baseline Subtracted (kJ/mol•K) Tmax at Increasing [lysozyme] 68 66 64 62 Concentration Dependence – Investigate stability changes in highly concentrated drug products The Waters TA Instruments RS-DSC is uniquely designed to handle high concentration biologic drug samples, with a specialized focus on antibody drugs and antibody drug conjugates. With the growing success of antibody therapeutics, the pharmaceutical industry has increased interest in high concentration dosage forms that enable subcutaneous and ocular drug delivery. As such, formulations with concentrations of 50 – 150 mg/mL antibody...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-14

NANO DSC AND DSC AUTO IDIFFERENTIAL SCANNING CALORIMETER The Waters TA Instruments Nano DSC has the versatility and precision for characterizing molecular stability, determining high affinity ligand binding and deconvoluting multi-domain structures. The Nano DSC and Nano DSC Auto incorporate proprietary technologies and provide higher performance with greater sample throughput. • Higher sensitivity, lower cell volume for greater performance • Capillary cell design for analysis of samples that tend to aggregate or precipitate • Built-in precision pressurizing system maintains accurate, constant...

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TA-Instruments-RSDSC-DSC-ITC-Brochure-EN-15

The Waters TA Instruments Nano DSC is designed for ultra-sensitive measure of heat absorbed or released by dilute in-solution bio-molecules as they are heated or cooled. The capillary cell design, solid-state thermoelectric temperature control and easy cleaning ensure the higher sensitivity and data reproducibility for a wide variety of applications. • 300 jL active volume capillary cells for analyzing hydrophobic samples • Easy, accurate sample loading with laboratory pipetteman • Built-in, user-programmable pressurization system (up to 6 atm) • Flexible data acquisition interface for easy experiment...

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