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QIAcuity EG PCR Kit 包含一份针对在 QIAcuity 纳米板中的微流体使用优化的 3x 浓缩即用型预混液。该试剂盒提高了染料法数字 PCR 的特异性和效率,可提供准确的定量分析。EvaGreen 是一种嵌合染料,结合到双链 DNA 上,可提高在QIAcuity dPCR 系统上 gDNA 或 cDNA 定量的准确性。
该试剂盒应与 QIAcuity Digital PCR System和 QIAcuity 纳米微孔板配合使用。
您想要进一步了解该产品并让我们的 dPCR 专家联系您吗?请在这里登记,我们将很快与您联系。
基于 EvaGreen 染料法的 QIAcuity 预混液中使用了最新版的 QIAGEN 高品质 DNA 聚合酶,展现出卓越的性能。QIAGEN 的专有技术与经过优化验证的专门针对纳米微孔板微流体优化的缓冲液技术的独特结合以及新的 QuantiNova DNA 聚合酶的采用可保证在灵敏度、可重复性及效率等方面高度一致的结果。
使用 EvaGreen 染料法检测
QIAcuity EG PCR Kit 中的独特预混液使您可获得准确的双链 DNA 靶标扩增和定量。该试剂盒中含有 dPCR 分析及纳米板中可分析反应器数目的计数所需的经过优化的参比染料。此外,与相同浓度的 SYBR Green 相比,EvaGreen 可提供更强的荧光信号,在 dPCR 中实现最大化的扩增效率、特异性和灵敏度。
长达 100 个小时的反应稳定性
QIAcuity PCR 混合物可在 30°℃ 下存放长达 100 个小时,而不会影响后续反应的性能。优异的稳定性——即便在室温下不使用冷却剂的情况下存放很长时间后仍是稳定的,使得 QIAcuity EG PCR Kit 成为高通量体系构建及孔板堆叠处理时的理想选择。
QIAcuity EG PCR Kit 采用了新型抗体介导的热启动,因而具有cDNA 或 gDNA 分析具有高的特异性。在低温下,QuantiNova DNA 聚合酶在 QuantiNova 抗体和 QuantiNova Guard(一款具有复合物稳定化作用的新型添加剂)的作用下保持在失活状态。这可提高热启动的严格性并防止非特异性退火引物的延伸及引物二聚体的形成。在温度升高到 95°℃的两分钟内,QuantiNova 抗体和 QuantiNova Guard 将发生变性,QuantiNova DNA 聚合酶将被激活,从而启动 PCR 扩增。
有关纳米微孔板中 dPCR 的反应的原理说明,请参见这里。
与qPCR 类似,dPCR样本制备包括将预混液、探针和引物转移到一个 96 孔或 24 孔纳米微孔板中,随后添加样本。该系统将微分化、热循环和成像集成到单一全自动仪器上,用户可在 2 小时内实现样本进,数据出。您可在软件套组上执行分析,该软件可针对您的靶序列及质量控制(例如阳性样本或无模板对照)给出以每微升拷贝数表示的浓度。该分析还可在同一局域网上的远程计算机上执行。
QIAcuity EG PCR Kit 与 QIAcuity Digital PCR System 和 QIAcuity 纳米板的结合使用可让您在各种应用中进行 cDNA 靶标和 gDNA 定量分析,这些应用包括:
Version 2.1.8
Version 3.0
Version 2.1
Version 2.5.0.0
Version 2.5.0.1
Version 2.1.8
Version 2.1
The following QIAcuity Software Suite Volume Precision Factor (VPF) patches have been released to enable compatibility with VPF file version 6.0 or higher for QIAcuity Software Suite versions 2.0.20. As the abovementioned QIAcuity Software Suite versions do not allow loading a VPF zip file including more than 20 different individual VPF files, a patch is needed to allow the software for loading VPF zip files version 6.0 or higher. This technical limitation is solved from QIAcuity Software Suite version 2.1.8.23 onwards.
If you are using the QIAcuity Software Suite version 2.0.20, please consider updating your Software Suite and the Instrument Control Software (CSW) to the most recent version. After updating to the latest software version, no patching is needed.
If you are not able to update your QIAcuity Software Suite, please install the QIAcuity Software Suite VPF patch for QIAcuity Software Suite version 2.0.20 before loading VPF file version 6 or higher. Additional information and instructions may be found on the Release Note: QIAcuity Software Suite Volume Precision Factor (VPF) Patches.
Version 3.0
The QIAcuity Software Suite enables the user to set up plates, analyze results, and monitor the status of runs in real time. This software is also used for the configuration of the system and provides access to the QIAcuity user management. The QIAcuity Software Suite is designed to be installed on a Windows PC that is connected to one or more QIAcuity instruments. For this configuration, the QIAcuity instrument needs to be connected to a network through Ethernet. Alternatively, a direct cable connection between the QIAcuity and the notebook where the QIAcuity Software Suite is running needs to be established. When connected to a network, up to 10 users may access the QIAcuity Software Suite via a browser installed on the client PC (Windows or Mac).
The new version 3.0 supports dPCR assays up to a 8-plex by using six optical channels for six standard dyes and the additional use of two channel combinations for LSS (Long Stoke Shift) dyes, which can be selected from five different dye channel combinations. It also offers a new feature to create a custom cross talk matrix to address cross talk between neighboring channels for all multiplex assays.
In this new version, an overview presenting individual 2D scatterplots of all selected wells is introduced. In addition, a sample-based 2D scatterplot analysis of individual replicates is provided. The new software also provides a reaction mix template functionality for the creation of a master mix including a custom cross talk matrix.
Detailed information about the QIAcuity Software Suite version 3.0 is available in the Release Note, which can also be downloaded under section Software Release Notes.
Note: The latest Software Suite version 3.0 is only compatible with the latest Control Software (CSW) version 3.0. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 3.0 and in the Release Note.
It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software!
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: C01F7BEA7D20DA3E22D95916A7046D06F03C523A
Version 10.1
The Volume Precision Factor (VPF) offers a unique feature to secure precision of concentration results obtained from a QIAcuity dPCR run.
In general, Nanoplates provide partitions of fixed sizes that enable a very precise way of sample concentration calculation. Potential variation of partition sizes in Nanoplate batches, caused by different microstructure molding forms, can be addressed by applying the batch specific VPF. Furthermore, the VPF includes well-specific volume information and therefore further increases precision of concentration calculation in each well of the Nanoplates.
Important note:
The Volume Precision Factor file version 10.1 is compatible with the QIAcuity Software Suite version 2.1.8.23 or higher. All lower versions, namely 1.2.18, 2.0.20, 2.1.7.182, and 2.1.8.20, require a QIAcuity Software Suite patch to be installed prior the upload of VPF version 10.1. Please read the Release Note for QIAcuity Software Suite Volume Precision Factor (VPF) Patches for more information.
If you are using QIAcuity Software Suite versions older than 2.1.8.23, please consider updating your Software Suite and the Instrument Control Software (CSW) to the most recent version prior the upload of VPF version 10.1. After updating to the latest QIAcuity Software Suite software version, no patching is needed. If you are not able to update your QIAcuity Software Suite, please run the patch for your Software Suite version following the instructions provided in the Release Note for QIAcuity Software Suite Volume Precision Factor (VPF) Patches.
After downloading and updating the VPF file within the QIAcuity Software Suite, the VPF is applied automatically to the analysis of a corresponding Nanoplate batch. The VPF file includes information from all available microstructure molding forms and connected Nanoplate batches. It will be stored on the PC where the QIAcuity Software Suite is installed.
Version 2.1.8
The QIAcuity Control Software (CSW) is an integral part of the QIAcuity instrument. It offers a GUI (graphical user interface) for basic functionalities such as plate setup, changing the order of plates to be processed, and monitoring the status of runs in real time. After a run is completed, the data are stored on the instrument’s memory and are sent to the connected QIAcuity Software Suite for analysis.
The new version 2.1.8 of the QIAcuity software (QIAcuity Software Suite version 2.1.8 and QIAcuity CSW version 2.1.8) offers bug fixes for repeated network connection issues and improved error handling. In addition, it fixes issues seen with latest versions of Microsoft Edge and Google Chrome browsers as well as issues seen with read-only plates after a software update.
Detailed information about the QIAcuity Control Software version 2.1.8 is available in the Release Note, which can also be downloaded under section “Software Release Notes”.
Note: The latest CSW version 2.1.8 is only compatible with the latest Software Suite version 2.1.8. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 2.1 and in the Release Note. It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software!
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: D3982B419D7C4CF39FBDDDAA4C0D351B39398278
Version 2.2
The QIAcuity Control Software is an integral part of the QIAcuity instrument. It offers a GUI (graphical user interface) for basic functionalities such as plate setup, changing the order of plates to be processed, and monitoring the status of runs in real time. After a run is completed, the data are stored on the instrument’s memory and are sent to the connected QIAcuity Software Suite for analysis.
The new Version 2.2 of the QIAcuity software (QIAcuity Software Suite v 2.2 and QIAcuity CSW v 2.2.) offers improvements for users working under GMP by adding a user ID validation during the report signing and the addition of timezone offset stamp for audit trail entries and for result report data. Furthermore, the addition of a standard deviation and coefficient of variance calculation in percentage of mean concentration calculation for replicates where implemented. In addition, the instrument camera stability was improved and an internal validation method was implemented.
Detailed information about the QIAcuity Control Software version 2.2 is available in the Release Note, which can also be downloaded under section “Software Release Notes”.
Note: The latest CSW version 2.2 is only compatible with the Software Suite version 2.2. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 2.2 and in the Release Note.
It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software.
Note: After clicking reboot during CSW upgrade or change of Suite connection, login screen may appear for short period. Please ignore it and wait for the QIAcuity instrument to shut down and restart itself.
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: 3892D7A434A8F072A15008C76EB088BB78F1C255
The following QIAcuity Software Suite Volume Precision Factor (VPF) patches have been released to enable compatibility with VPF file version 6.0 or higher for QIAcuity Software Suite version 1.2.18. As the abovementioned QIAcuity Software Suite versions do not allow loading a VPF zip file including more than 20 different individual VPF files, a patch is needed to allow the software for loading VPF zip files version 6.0 or higher. This technical limitation is solved from QIAcuity Software Suite version 2.1.8.23 onwards.
If you are using the QIAcuity Software Suite version 1.2.18, please consider updating your Software Suite and the Instrument Control Software (CSW) to the most recent version. After updating to the latest software version, no patching is needed.
If you are not able to update your QIAcuity Software Suite, please install the QIAcuity Software Suite VPF patch for QIAcuity Software Suite version 1.2.18 before loading VPF file version 6 or higher. Additional information and instructions may be found on the Release Note: QIAcuity Software Suite Volume Precision Factor (VPF) Patches.
Version 2.5
The QIAcuity Control Software is an integral part of the QIAcuity instrument. It offers a GUI (graphical user interface) for basic functionalities such as plate setup, changing the order of plates to be processed, and monitoring the status of runs in real time. After a run is completed, the data are stored on the instrument’s memory and are sent to the connected QIAcuity Software Suite for analysis.
The new version 2.5 of the QIAcuity CSW offers a configurable auto logoff times which enables users to turn off or define logoff times per instrument. In addition the new version supports assay development by providing an essential temperature gradient functionality.
Furthermore improvements were implemented, for example, for the accuracy of time estimation for various software steps.
Detailed information about the QIAcuity Control Software version 2.5 is available in the Release Note, which can also be downloaded under section Software Release Notes.
Note: The latest CSW version 2.5 is only compatible with the Software Suite version 2.5. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 2.5 and in the Release Note.
It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software!
Note: After clicking reboot during CSW upgrade or change of Suite connection, the login screen may appear for short period. Please ignore it and wait for the QIAcuity instrument to shut down and restart itself.
Please contact QIAGEN Technical Services if you are unsure and require technical support.
Version 3.0
The QIAcuity Control Software is an integral part of the QIAcuity instrument. It offers a GUI (graphical user interface) for basic functionalities such as plate setup, changing the order of plates to be processed, and monitoring the status of runs in real time. After a run is completed, the data are stored on the instrument’s memory and are sent to the connected QIAcuity Software Suite for analysis.
The new version 3.0 of the QIAcuity CSW supports dPCR assays up to a 8-plex by using six optical channels for six standard dyes and the additional use of two channel combinations for LSS (Long Stoke Shift) dyes, which can be selected from five different dye channel combinations. In addition, the new version has optimized the run time for all instrument types (QIAcuity One, Four, and Eight) with introducing a new auto focus algorithm.
Detailed information about the QIAcuity Control Software 3.0 is available in the Release Note, which can also be downloaded under section Software Release Notes.
Note: The latest CSW version 3.0 is only compatible with the Software Suite version 3.0. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 3.0 and in the Release Note.
It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software!
Note: After clicking reboot during CSW upgrade or change of Suite connection, the login screen may appear for short period. Please ignore it and wait for the QIAcuity instrument to shut down and restart itself.
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: E58C84A95E892EF2F3DAFF4C6927279645A17FBF
The QIAcuity backup and restore scripts are a standalone solution to backup all relevant user data of the QIAGEN Software Suite for disaster recovery and restore the data on a new or existing QIAGEN Software Suite installation. The following QIAcuity Software Suite versions are supported: 2.0, 2.1.7, 2.1.8, and 2.2. The backup can be conducted manually or automated by using of the Windows task scheduler.
Note: Windows Admin permission is needed to setup and perform an automated backup and for manual backup and restore.
Please read the QIAcuity Software Suite Backup and Restore Scripts document for more information and instructions how to use the scripts.
Version 2.2
The QIAcuity Software Suite enables the user to set up plates, analyze results, and monitor the status of runs in real time. This software is also used for the configuration of the system and provides access to the QIAcuity user management. The QIAcuity Software Suite is designed to be installed on a Windows PC that is connected to one or more QIAcuity instruments. For this configuration, the QIAcuity instrument needs to be connected to a network through Ethernet. Alternatively, a direct cable connection between the QIAcuity and the notebook where the QIAcuity Software Suite is running needs to be established. When connected to a network, up to 10 users may access the QIAcuity Software Suite via a browser installed on the client PC (Windows or Mac).
The new version 2.2 of the QIAcuity software (QIAcuity Software Suite v 2.2 and QIAcuity CSW v 2.2.) offers improvements for users working under GMP by adding a user ID validation during the report signing and the addition of timezone offset stamp for audit trail entries and for result report data. Furthermore, the addition of a standard deviation and coefficient of variance calculation in percentage of mean concentration calculation for replicates where implemented. In addition, the instrument camera stability was improved and an internal validation method was implemented.
Detailed information about the QIAcuity Software Suite version 2.2 is available in the Release Note, which can also be downloaded under section “Software Release Notes”.
Note: The latest Software Suite version 2.2 is only compatible with the latest Control Software (CSW) version 2.2. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 2.2 and in the Release Note.
It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software.
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: 63A1689F2EB557809F418D159DA438FDC8B327A3
Version 2.5.0.1
The QIAcuity Software Suite enables the user to set up plates, analyze results, and monitor the status of runs in real time. This software is also used for the configuration of the system and provides access to the QIAcuity user management. The QIAcuity Software Suite is designed to be installed on a Windows PC that is connected to one or more QIAcuity instruments. For this configuration, the QIAcuity instrument needs to be connected to a network through Ethernet. Alternatively, a direct cable connection between the QIAcuity and the notebook where the QIAcuity Software Suite is running needs to be established. When connected to a network, up to 10 users may access the QIAcuity Software Suite via a browser installed on the client PC (Windows or Mac).
The new version 2.5 of the QIAcuity Software Suite supports assay development by providing an essential temperature gradient functionality. It also offers a new feature that provides calculation of initial concentration of samples by using various dilution factors. In addition, concentration units may be converted into various pre-defined or user-defined units. The new software also offers an integrity value and concentration value per group for up to 5-plex added to the multiple occupancy CSV file export, for example, for the evaluation of AAV (adeno-associated virus) assays and for drop-off assays.
In this new version the initial loading time and the time for recalculation of 1D/2D scatterplot and for signal map image has been reduced, leading to a much faster performance.
Detailed information about the QIAcuity Software Suite version 2.5 is available in the Release Note, which can also be downloaded under section “Software Release Notes”.
Note: The latest Software Suite version 2.5 is only compatible with the latest Control Software (CSW) version 2.5. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 2.5 and in the Release Note.
It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software!
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: D1690226299A75E077FA37C420A970FC71D56CBF
The following QIAcuity Software Suite Volume Precision Factor (VPF) patches have been released to enable compatibility with VPF file version 6.0 or higher for QIAcuity Software Suite version 2.1.7.182. As the abovementioned QIAcuity Software Suite versions do not allow loading a VPF zip file including more than 20 different individual VPF files, a patch is needed to allow the software for loading VPF zip files version 6.0 or higher. This technical limitation is solved from QIAcuity Software Suite version 2.1.8.23 onwards.
If you are using the QIAcuity Software Suite version 2.1.7.182, please consider updating your Software Suite and the Instrument Control Software (CSW) to the most recent version. After updating to the latest software version, no patching is needed.
If you are not able to update your QIAcuity Software Suite, please install the QIAcuity Software Suite VPF patch for QIAcuity Software Suite version 2.1.7.182 before loading VPF file version 6 or higher. Additional information and instructions may be found on the Release Note: QIAcuity Software Suite Volume Precision Factor (VPF) Patches.
Version 1.2
A newer version of the Software Suite is available. Please use this version for the update of older plates if required.
The QIAcuity Software Suite 1.2 is designed to be installed on a Windows PC that is connected to one or more QIAcuity instruments. The QIAcuity Software Suite enables the user to set up plates, analyze results, and monitor the status of runs in real time. For this configuration, the QIAcuity instrument needs to be connected to a network through Ethernet. Alternatively, a direct cable connection between the QIAcuity and the notebook where the QIAcuity Software Suite is running needs to be established. When connected to a network, up to 10 users may access the QIAcuity Software Suite via a browser installed on the client PC (Windows or Mac).
The following browsers are supported in the QIAcuity Software Suite:
-Mozilla Firefox (version 64.0.2 or higher)
-Microsoft Edge (version 44.17763.1.0 or higher)
-Google Chrome (version 71.0.3578.98 or higher)
The new QIAcuity Software Suite 1.2 offers a functionality that enables users of the QIAcuity Software 1.1.3 to upgrade to the new version while keeping the library of previously stored plate runs.
Note: If you have exported plates from QIAcuity Software Suite 1.1.3 that you would like to import and use in QIAcuity Software Suite 1.2, you will need to import the plates before upgrading from version 1.1.3 to version 1.2. You may then export the plates again. Future software version starting from QIAcuity Software Suite 2.0 will facilitate import of plates from previous QIAcuity Software Suite versions.
The new improvements are as follows:
-Support for the Nanoplate 8.5k 24-well
-Hyperwell functionality to combine several wells to one combined well for analysis
-Automated plate archiving functionality
-Functionality to show the number of single/double positives in 2D scatterplots
-VPF (Volume Precision Factor) to further improve concentration calculation (see related resources)
-Additional improvements for stabilization and troubleshooting
Version 2.1.8
The QIAcuity Software Suite enables the user to set up plates, analyze results, and monitor the status of runs in real time. This software is also used for the configuration of the system and provides access to the QIAcuity user management. The QIAcuity Software Suite is designed to be installed on a Windows PC that is connected to one or more QIAcuity instruments. For this configuration, the QIAcuity instrument needs to be connected to a network through Ethernet. Alternatively, a direct cable connection between the QIAcuity and the notebook where the QIAcuity Software Suite is running needs to be established. When connected to a network, up to 10 users may access the QIAcuity Software Suite via a browser installed on the client PC (Windows or Mac).
The new version 2.1.8 of the QIAcuity software (QIAcuity Software Suite version 2.1.8 and QIAcuity CSW version 2.1.8.) offers bug fixes for repeated network connection issues and improved error handling. In addition, it fixes issues seen with latest versions of Microsoft Edge and Google Chrome browsers as well as issues seen with read-only plates after a software update.
Detailed information about the QIAcuity Software Suite version 2.1.8 is available in the Release Note, which can also be downloaded under section “Software Release Notes”.
Important: Please ensure that updating to QIAcuity Software Suite version 2.1.8 is performed by the same Windows admin user using the same Windows login name that installed the previous QIAcuity Software Suite version. In case you cannot use the same Windows login name or the software update resulted in the browser error message "Can't reach this page" please contact our Technical Services for additional instructions.
Note: The latest Software Suite version 2.1.8 is only compatible with the latest Control Software (CSW) version 2.1.8. If only one software component is updated, no connection between the Software Suite and the CSW can be established.
Important: Please follow the instructions provided in the QIAcuity User Manual for software version 2.1 and in the Release Note. It is strongly recommended to update the QIAcuity Software Suite first before proceeding with the QIAcuity Control Software!
Please contact QIAGEN Technical Services if you are unsure and require technical support.
SHA1 checksum: DE2416D926BB98D82A332E7B25EF66728F120DDA
The following QIAcuity Software Suite Volume Precision Factor (VPF) patches have been released to enable compatibility with VPF file version 6.0 or higher for QIAcuity Software Suite version 2.1.8.20. As the abovementioned QIAcuity Software Suite versions do not allow loading a VPF zip file including more than 20 different individual VPF files, a patch is needed to allow the software for loading VPF zip files version 6.0 or higher. This technical limitation is solved from QIAcuity Software Suite version 2.1.8.23 onwards.
If you are using the QIAcuity Software Suite version 2.1.8.20, please consider updating your Software Suite and the Instrument Control Software (CSW) to the most recent version. After updating to the latest software version, no patching is needed.
If you are not able to update your QIAcuity Software Suite, please install the QIAcuity Software Suite VPF patch for QIAcuity Software Suite version 2.1.8.20 before loading VPF file version 6 or higher. Additional information and instructions may be found on the Release Note: QIAcuity Software Suite Volume Precision Factor (VPF) Patches.
The QIAcuity backup and restore scripts are a standalone solution to backup all relevant user data of the QIAGEN Software Suite for disaster recovery and to restore the data on a new or existing QIAGEN Software Suite installation. The backup supports the QIAcuity Software Suite version 2.5 and can be conducted manually or automatically by using of the Windows Task Scheduler.
Note: Windows Admin permission is needed to setup and perform an automated backup and for manual backup and restore.
For backup and restore of Software versions lower than 2.5, please refer to the QIAcuity Software Suite Backup and Restore Scripts for version 2.0, 2.1.7, 2.1.8, and 2.2.
Note: Windows Admin permission is needed to setup and perform an automated backup and for manual backup and restore.
Please read the QIAcuity Software Suite Backup and Restore Scripts document for more information and instructions how to use the scripts.
The plate is designed for a single use run. For example, even if only 30 samples are loaded into the 96-well plate, a whole plate will be sealed by the roller. It can't be unsealed and used for another run. The QIAcuity Software won’t allow to set up a separate experiment for the same nanoplate to avoid that previously processed plates being not partitioned a second time.
A standard PCR plate is required to set up dPCR reaction before transferring it to the nanoplate to ensure a proper mixing of the reaction mix before partitioning.
This is not needed. The QIAcuity is equipped with a flexible power supply technology and operates within a range of 100–240V AC, 50/60 Hz, 1500 VA (max).
If you had run a nanoplate for which the installed VPF misses the specific factor, the software will notify you. If you then analyze without the specific VPF, the impact depends on the variation of the partition volume of the new Nanoplate batch compared to the latest. Typically this variation is ±6–7% (approx. 5% CV over the entire plate). The analysis may be repeated after updating the VPF file. After installing the latest VPF and re-analysis of the run, a copy of the plate is generated in the QIAcuity Software Suite including the new results.
QIAGEN master mixes are optimized for nanoplate microfluidics and are recommended to be used with our dPCR system. They also include an optimized reference dye required for proper analysis.
An essential temperature gradient functionality was introduced with software version 2.5. When updating older software versions to 2.5, each QIAcuity instrument will offer the temperature gradient and may be used to find the best cycling temperature for new dPCR assays. When running a QIAcuity Four or a QIAcuity Eight, all plates may have their own temperature profile, including the option for a temperature gradient.
If you had analyzed your nanoplates without VFP, the impact depends on the variation of the partition volume of the new nanoplate batch compared to the latest. The VPF reduces the CV from approximately 5% to 2%. We recommend to reanalyze results in case the data originated from different wells (e.g., copy number variations or gene expression data sets for which the reference sample was measured in a different well). Results obtained across different plates should also be r-analyzed. A reanalysis is not required for assay data that were analyzed within the same well (e.g., mutation rate determination using two channels within the same well).
In dPCR we measure the absolute concentration of targets at endpoint reaction. Concentrations of unknowns can be determined based on dPCR results observed (number of negatives, number of positives, and partition volume analyzed).
In general, nanoplates provide partitions of fixed sizes that enable a very precise way of sample concentration calculation. If a new molding form is used for nanoplate manufacturing, potential variation of partition sizes can be addressed by applying the molding form-specific VPF. Thus, each time a new molding form is used, a new VPF is created and made available. Currently, the VPF is updated once every 3–6 months.
The VPF provides a set of well-specific and molding form-specific factors used to specify the exact reaction volume of a nanoplate, thus increasing the concentration calculation of each well.
Yes, the report includes a notification if the matching VPF was missing and, therefore, not applied to the analysis. If the matching VPF was applied there is no notification on the report.
The QIAcuity Probe PCR Kit should be stored immediately upon receipt at –30 to –15°C in a constant-temperature freezer and protected from light. The QIAcuity Probe PCR master mix can also be stored protected from light at 2–8°C. Components are stable for 12 months, unless otherwise indicated on the label.
The QIAcuity EG PCR Kit should be stored immediately upon receipt at –30 to –15°C in a constant-temperature freezer and protected from light. The QIAcuity EG PCR master mix can also be stored protected from light at 2–8°C. Components are stable for 6 months, unless otherwise indicated on the label.
The QIAcuity Nanoplates does not have expiry date and are stable for at least 1 year when stored at RT.
All DNA samples used in reaction mixes should show similar quality and quantity, which can easily be assessed using UV spectrophotometry. DNA samples with an average length of ≥20 kb (e.g., genomic DNA purified via spin column with silica membrane) should be fragmented by restriction digestion before partitioning. Enzymatic fragmentation of larger DNA ensures an even distribution of template throughout the QIAcuity Nanoplate, which in turn leads to an accurate and precise quantification.
The instrument software GUI shows error codes including a description and information how to resolve the error. The instrument touchscreen shows an alarm icon in the upper right corner that turns red in case of an instrument failure. Accessing the System Status in the Tool tab allows users to clear errors. Rebooting of the instrument is required to complete the removal of the error. Please do not skip this step. You may always contact QIAGEN Technical Services in case of any question.
The user manual contains instructions on how to perform a regular cleaning and decontamination, and how to replace air filters on the QIAcuity instruments. A regular maintenance reduces the dust in the instrument and therefore minimizes the presence of dust particles on the nanoplate, which might interfere with the plate analysis.