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532 matches found for environmental

Enzyme Explorer Drug Metabolism Tech Review

Multi-Drug Resistance in Cancer - Role of ABC Transporter Proteins Balázs Sarkadi1, Gergely Szakás1,2 and András Váradi3 1. National Medical Center, Institute of Hematology and Immunology, Budapest, Hungary 2. National Cancer Institute, NIH, Bethesda, MD, USA 3. Institute of Enzymology, Hungarian Ac...

Extraction of Permethrin Pesticides from Spinach Using QuEChERS Methodology with Automated Shaking

Related Articles • Reporter US Volume 33.1 (4 Mb PDF) • Rapid Cleanup of Spinach Extracts Using Gravity Elution SPE Prior to Pesticide Analysis • Recovery & Sample Cleanup of Pesticides in Spinach Using Supelclean ENVI-Carb-II/PSA SPE • Extraction and Analysis of Neonicotinoid Pesticides from Flower...

Foodborne Pesticide Analysis: Going Beyond the Dirty Dozen

Products for Pesticide Analysis • Full portfolio list of PESTANALⓇ and TraceCERTⓇ standards and CRMs • Pesticide Certified Reference Materials for Chromatography ( neats) • Labeled Pesticide Reference Materials • Sample preparation (QuEChERS & SPE, SPME) • Columns for HPLC & Gas Chromatography and M...

Revised EN ISO 21528:2017 for Detection and Enumeration of Enterobacteriaceae in the Food Chain

Related Links • Food Microbiological Control • Food Microbiology Services • GranuCult™ Granulated Culture Media The International Organization for Standardization (ISO) published the revised EN ISO 21528-1 and EN ISO 21528-2 standards in 2017. In Part 1, a horizontal method for the detection of Ente...

Regulatory Compliance & Supply Chain Excellence

Regulatory Compliance • Trade Compliance • Dossier: Brexit Preparedness • Hazard Communication & Chemical Regulations Supply Chain Excellence • Close Collaboration with Integrated Supply Chain Operations • Supplier Quality Management • Supplier Assessments & Audits Our regulatory expert teams suppor...

New EN ISO 22964 for Cronobacter spp. detection in the food chain

The International Organization for Standardization (ISO) has published the new EN ISO 22964:2017 standard, which specifies a horizontal method for the detection of Cronobacter spp. in food, animal feed and environmental samples. It is applicable to food products and ingredients intended for human co...

Improve Analysis of Pesticides in Oranges

Although pesticides have proven to be invaluable in crop control, the same toxicity, stability, and mobility that enables them to effectively kill insects causes detrimental effects in humans and the environment1. Worldwide pesticide use in modern agriculture has led to the manifestation of pesticid...

Acrylamide in Food: Kits, columns and tubes for sensitive GC-MS and LC-MS analyses and solid phase extraction

Rainer Walz PhD, Product Manager An Trinh, Product Manager, Supelco Acrylamide is a commonly analyzed food-borne carcinogen. Sigma-Aldrich has convenient kits, LC and GC columns and sample prep methods for fast and reliable analysis of acrylamide by both analytical techniques. Acrylamide analysis ha...

Assessing the Level of Bacteria in Purified Water

This paper discusses the critical points for laboratories to consider when assessing bacteria levels in purified water and attempting to optimize the microbiology process. Good laboratory practices and procedures adapted to water purification systems are described for microbiology sampling, transpor...

solute carrier family 9, subfamily B (NHA2, cation proton antiporter 2), member 2
Synonyms NHA2, NHE10, NHEDC2
Species Human (133308) , Species Mouse (97086) , Species Rat (679958) , Species dog (610098) , Species domestic cat (101094343) , Species domestic guinea pig (100731732) , Species naked mole-rat (101724055) , Species cow (616320) , Species sheep (101106429)
Summary: Sodium hydrogen antiporters, such as NHEDC2, convert the proton motive force established by the respiratory chain or the F1F0 mitochondrial ATPase into sodium gradients that drive other energy-requiring processes, transduce environmental signals into cell responses, or function in drug efflux (Xiang et al., 2007 [PubMed 18000046]

ISO 6579-1 for Salmonella Detection in the Food Chain

The International Organization for Standardization (ISO) published the new EN ISO 6579-1 standard in 2017, which specifies a horizontal method for the detection of Salmonella spp. in the food production chain. Like the preceding ISO 6579:2002+Amd 1:2007, the latest ISO 6579-1:2017 covers the testing...

Sustainable Harvest for Flavors and Fragrances

Related Categories • Flavors & Fragrances • Certified Natural Products • Kosher Certified Products • Ingredients Following JECFA • Ingredients Following IFRA Guidelines • Food Grade • F&F Quality and Regulatory Related White Papers • Kosher Manufacturing in the Food Industry • Recent Advances in Bio...

Pharmaceutical Microbiology Bioburden Testing Services

Related Products • Microbiology Services • Microbiology Instrument Services • Milliflex Oasis® Filtration System • Milliflex® Consumables • Milliflex® Quantum Rapid Detection System Related Resources • Industrial Microbiology Workflow • Bioburden Testing Workflow • Sterility Testing Services • Pyrog...

Analysis of Alkylphenols and Alkylphenol Ethoxylates Using new 13C-Labeled and Deuterated Internal Standards According to ISO 18857-2

• • Download PDF • Olaf P. Heemken, Member of ISO/DIN working group “Phenols with GC,” Olaf.Heemken@hanse-analytics.de Nicole Amann, Product Manager Analytical Standards, Sigma-Aldrich Sigma-Aldrich offers these useful isotopically labeled compounds for GC-MS and LC-MS applications Alkylphenols are ...

Astec CYCLOBOND™ Chiral HPLC Columns

Astec Products | Technical Resources | Bibliography Frequently Asked Questions - over 60 topics to assist you with chiral chromatography! CYCLODEXTRIN Stationary Phases for Chiral Separations and Highly Selective Achiral Separations CYCLOBOND is the name given to Astec technology for bonding cyclode...

Astec CHIRALDEX capillary GC columns for Analytical/Chromatography research.

Astec Products | Technical Resources | Bibliography Ordering Information Frequently Asked Questions - over 60 topics to assist you with chiral chromatography! Chiral GC Columns Brochure View (2Mb) / Request Astec CHIRALDEX capillary GC columns incorporate phases consisting of derivatives of α-, β-, ...

Cleaning of Lab Equipment

Extran® Protects Your Work, Your Personnel, and the Environment. For over 30 years, Extran® cleaning agents have enabled proper scientific working procedures in laboratories and production facilities all over the world. Thanks to their thorough, residue-free cleaning, Extran® products ensure that ev...

Handheld Cell Counter from Millipore

Scepter™ 2.0 is your portable cell counter. While other automated counters consume bench space and rely on object recognition software, manual focusing, and clumsy loading chambers, the Scepter™ cell counter provides true automation without the error that accompanies vision-based systems. With its m...

Lateral Flow Tests for Immunological Detection in Food and Environmental Samples

Lateral flow tests are immunoassays for detecting food pathogens with the ultimate convenience. Covering the major pathogens, the tests act as mini-laboratories and include a built-in control reaction for optimized pathogen testing. Definitive results are delivered in as little as 20 minutes. Immuno...

Establishing a time course for translocation of FOXO4 in live cells using a novel microfluidic culture platform assay

Cindy SY Chen, Fen Xu, Terry Gaige and Paul J. Hung | MilliporeSigma Introduction Forkhead box O (FOXO) belongs to the large Forkhead transcription factor family that were first found to be altered in several types of cancers such as alveolar rhabdomyosarcomas and mixed-lineage leukemias1,2. These t...

Enjoy the Free-flowing Experience - Redi-Dri™

What is the most frustrating moment you have experienced in the lab? Inadequate chemicals for the reaction? Or rock-solid material as you open your bottle when you only need a small amount? If you have ever experienced these issues, we have your solution - Redi-Dri! Redi-Dri is an innovative packagi...

Making Sense of Third Party Food Safety Certification

Food safety certification is not a legal requirement, but has become an industry standard for flavor ingredient suppliers. Third party certification helps organizations align their supply chains with global food safety standards and adjust to changing regional requirements. The myriad of different f...

Graphene Inks for Printed Electronics

The emerging field of printed electronics requires a suite of functional materials for applications including flexible and large-area displays,1 radio frequency identification tags,2 portable energy harvesting and storage,3,4 biomedical and environmental sensor arrays,5,6 and logic circuits.7 To ena...

Recent Developments in Silicon Anode Materials for High Performance Lithium-Ion Batteries

Xuefeng Song,1* Xiaobing Wang,2 Zhuang Sun,1 Peng Zhang,1 and Lian Gao1 1State Key Laboratory for Metallic Matrix Composite Materials, School of Materials Science and Engineering, Shanghai Jiao Tong University, Shanghai, 200240, China 2Baoshan Iron & Steel Co., Ltd. Tube, Pipe and Bar Business, Baos...

Molecular Detection for Rapid Food Pathogen Testing and Identification

Related Links • Industrial Microbiology Testing Portfolio • Brief Webinar: Compliant Salmonella spp. Detection • New Assurance® GDS Cronobacter Tq II Assay • Detection of E. coli O157:H7 in Beef Related Products • Food Microbiology Services • GranuCult™ Granulated Culture Media • Lateral Flow Test K...

Phenolic Calibration Standards for Monitoring Wastewaters

By Vicki Yearick, Environmental Market Segment Manager … vyearick@sial.com Phenolic compounds are important raw materials for the manufacture of plastic resins, pharmaceuticals, laboratory reagents, dyes, germicidal paints and general disinfectants. Because of the toxicity of many phenolics to both ...

Clostridium perfringens, their Properties and their Detection

• • Download PDF • Role of Clostridium perfringens and their detection, identification, and differentiation Product Manager Microbiology Clostridia are relatively large, Gram-positive, rod-shaped bacteria that can undergo only anaerobic metabolism. Most Clostridia cannot grow under aerobic condition...

Hydrogen: A Carrier Gas Alternative to Helium

• • Download PDF • bob.wallace@sial.com Carrier gas for gas chromatography (GC) should be an inert gas that does not react with the sample component. Its main role is to transport the vaporized solute molecules through the column. The selection of the carrier gas and the linear velocity it uses both...

An Approach to Quantifying the Conversion of Carbohydrate to Fat in Humans

Jean-Marc Schwarz Ph.D. and Nathalie Bergeron, RD, Ph.D. Touro University, 1310 Johnson Lane, Mare Island, Vallejo, CA 94592 and University of California, San Francisco, CA 94143 The recent completion of the Human Genome Project and the progress in proteomics have contributed to our current understa...

Replace Classical Liquid-Liquid Extractions with EXtrelut® NT

Classical liquid-liquid extraction (LLE) using a separation funnel is often associated with certain disadvantages: formation of emulsion, poor phase separation, high solvent consumption, low degree of automation and high personnel costs. EXtrelut® NT simplifies liquid-liquid extraction by replacing ...

Luminicell Webinar: Lighten up! Long-term imaging with ultra-bright, organic AIE cell trackers

Duration: 60 minutes With the recent discovery of a special class of organic compounds with aggregation-induced emission (AIE) characteristics, new opportunities have opened for in vitro and in vivo imaging. AIE compounds are now available as organic ultrabright LuminiCell Nanoparticles that enable ...