Formamide (Deionized) from Thermo Fisher Scientific

Product Specs
ItemFormamide (Deionized)
CompanyThermo Fisher Scientific
Price Inquire
Catalog NumberAM9342
FormatLiquid
Quantity500 g
TypeFormamide
Purity>99.5%
ColorColorless

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Thermo Fisher Scientific

168 Third Avenue

Waltham, MA 02451

United States

Phone: 800-678-5599

Company Profile

Website: www.thermofisher.com

(1) The temporal architecture of the seminiferous epithelial cycle revealed by spatial transcriptomicsCellJune 25, 2026Arun Chakravorty, Jina Yun, Henry Amrhein, Katsuya L. Colón, Toshiyuki Sato, Benjamin D. Simons, Shosei Yoshida, Long Cai8.0",Invitrogen,Cat# 15568025 "1M Tris-HCl, pH 7.4",Sigma-Aldrich,T2194 Formamide,Invitrogen,Cat#AM9342 "Dextran sulfate Mw > 500,000",Sigma-Aldrich,D8906; CAS: 9011-18-1 "Dextran sulfate wt 6,500-10,000",Sigma-Aldrich,D4911;

(2) Electrophoretic Mobility Shift Assay (EMSA) for Assessing RNA–Protein Binding and Complex Formation Using Recombinant RNA-Binding Proteins and In Vitro–Transcribed RNABio ProtocJune 20, 2026David W. J. McQuarrie, Matthias SollerSigma-Aldrich, catalog number: A3678) 32. Formamide (deionized) (e.g., Thermo Fisher, catalog number: AM9342) 33. Bromophenol blue (e.g., Sigma-Aldrich, catalog number: B0126) 34. Xylene cyanol FF (e.g., Thermo

(3) Spatial organization and detection of social odors in mouse primary olfactory systemCellMay 28, 2026Bogdan Bintu, Yoh Isogai, Ignatius Jenie, Xiaowei Zhuang, Catherine DulacPeptides, and Recombinant Proteins","Chemicals, Peptides, and Recombinant Proteins" Formamide,Ambion,Cat# AM9342 20xSSC,Ambion,Cat# AM9763 Triton-X,Sigma,Cat# T8787 Glucose oxidase,Sigma,Cat# G2133 EDTA,Boston

(4) Abi3S212F Alzheimer's disease variant alters plaque structure and disrupts microgliaAlzheimers DementMay 6, 2026Claire A. Butler, Min Sung Gee, Katie O'Gara, Giedre Milinkeviciute, Celia Da Cunha, Shimako Kawauchi, Yueh-Hao Lu, Nellie Kwang, Kate I. Tsourmas, Christiana Prekopa, et al.in situ hybridization, slides were washed twice in a stringent wash solution (50% deionized formamide (AM9342; ThermoFisher), 2x saline‐sodium citrate (SSC; AM9763; ThermoFisher)) at 37°C for 25 min each, and then

(5) Subcellular mRNA localization patterns across tissues resolved with spatial transcriptomicsNature CommunicationsApril 20, 2026Roy Novoselsky, Ofra Golani, Tal Barkai, Merav Kedmi, Inna Goliand, Michal Fine, Ilan Kent, Ido Nachmany, Shalev Itzkovitz5 min. Tissues were incubated in wash buffer (intestines with 20%, livers with 15% Formamide Ambion AM9342, in 2 × SSC) for 10 min in a 30 °C incubator. Tissues were incubated with hybridization mix mixed with

(6) Repeated mutation of a GT92 glycosyltransferase gene confers antiviral resistance in two Caenorhabditis speciesbioRxivApril 20, 2026Aurélien Richaud, Gaotian Zhang, Cigdem Alkan, Daria Martynow, Tony Bélicard, Nanako Takeda, Eillen Tecle, Marie-Anne FélixThe animals were pelleted and resuspended with the wash solution - 5 mL deionized formamide (Ambion AM9342) (10 mL for C. briggsae), 5 mL 20X SSC (Ambion AM9770) and adding nuclease-free water to 50 mL. They

(7) A platform for multimodal in vivo pooled genetic screens reveals regulators of liver functionbioRxivApril 13, 2026Reuben A. Saunders, William E. Allen, Xingjie Pan, Jaspreet Sandhu, Jiaqi Lu, Thomas K. Lau, Karina Smolyar, Zuri A. Sullivan, Catherine Dulac, Jonathan S. Weissman, et al.peptides, and recombinant proteins","Chemicals, peptides, and recombinant proteins" Formamide,Ambion,Cat# AM9342 20xSSC,Ambion,Cat# AM9763 Triton X-100,Sigma,Cat# T8787 Glucose oxidase,Sigma,Cat# G2133 Phusion® Hot Start Flex 2X Master Mix

(8) Neuronal differentiation and activity drive nucleocytoplasmic shuttling of the intellectual disability kinase TLK2Front Cell NeurosciApril 7, 2026Lubna Nuhu-Soso, Heidi Denton, Darren L. Goffin, Ines Hahn, Gareth J. O. EvansPre-hybridisation was carried out by incubating the sections in hybridisation buffer (50% (v/v) formamide (Ambion, AM9342), 5X SSC, 100 μg/mL heparin, 1X Denhardt’s, 0.1% (v/v) Tween-20, 0.1% (w/v) CHAPS, 10 mM EDTA, 1 mg/mL

(9) Nanoscale Spatial Organization of ARC High‐ and Low‐Order Assemblies at Excitatory SynapsesAdvanced ScienceApril 7, 2026Martina Damenti, Giovanna Coceano, Mariline Mendes Silva, Jonatan Alvelid, Chiara Sgattoni, Andrea Volpato, Lea Rems, Luciano A. Masullo, Eduard M. Unterauer, Rafal Kowalewski, et al.Arc‐EGFP. Hybridization buffer (RNA HYB 25%): 10% Dextran sulfate (Sigma #D8906), 25% Formamide (Ambion #AM9342), 2x SSC (Ambion # AM9765), 1 mg/ml E.coli tRNA (Sigma #R4251), 0.02% BSA (Ambion #AM2616), 2 mM Ribonucleoside vanadyl complex

(10) Pre-assembly of biomolecular condensate seeds drives RSV replicationNatureApril 2, 2026Dhanushika Ratnayake, Marie Galloux, Sanne Boersma, Marko Noerenberg, Christina Sizun, Carlos Sacristan, Julien Sourimant, Anke J. Lakerveld, Anne T. Gelderloos, Leonie Apperloo, et al.buffer, pH 8.3 (25080094, Thermo Fisher Scientific). The dye-NHS stocks were prepared in anhydrous DMSO (AM9342, Thermo Fisher Scientific). A threefold molar excess of the dye-NHS was incubated with 1 mg of the antibody

(11) Single-cell phenotypic heterogeneity shapes quorum signaling dynamics in Pseudomonas aeruginosaNature CommunicationsMarch 31, 2026Danielle G. Lange, Vadim Litvinov, Daniel Darmixed with 30 μL of pre-warmed primary hybridization buffer composed of 50% formamide (Thermo Fisher, AM9342), 10% dextran sulfate (Sigma-Aldrich, D8906), and 2X saline-sodium citrate (SSC) (Gibco LifeTech, 15557-036).

(12) Fluorogenic speed-optimized DNA-PAINT probes enable super-resolution imaging of whole cellsbioRxivMarch 27, 2026Sylvi Stoller, Asmita Jha, Joerg Bewersdorf, Florian Schuedersolution 1 (2× SSC (Thermo Fisher Scientific, AM9770), 50% vol/vol Formamide (Thermofisher Scientific, AM9342), and 0.1% Tween (MilliporeSigma, P7949–500mL)) for 35 minutes. The hybridization solution was then

(13) Totipotency and high plasticity in an embryo with an invariant, fate-specifying cleavage programCurr BiolMarch 23, 2026Amber Q. Rock, Mansi SrivastavaSDS in PBST for 1 minute. The hybe solution was slightly modified containing: 50% Formamide (Cat. # AM9342, Invitrogen), 5X SSC (Cat. #. 46–020-CM, Corning), 5% Dextran sulfate (Cat. # D8906–100G, Sigma), 500

(14) LncRNA-splicing factor condensates regulate hypoxia-responsive pre-mRNA processing near nuclear specklesMol CellMarch 19, 2026You Jin Song, Min Kyung Shinn, Sushant Bangru, Yu Wang, Qinyu Sun, Qinyu Hao, Pankaj Chaturvedi, Susan M. Freier, Pablo Perez-Pinera, Erik R. Nelson, et al.EZ link Sulfo-NHS-LC-Biotin,Pierce,21335 "N,N-Dimethylformamide",Sigma,227056 Formamide (deionized),Invitrogen,AM9342 TruSeq ChIP Library Preparation Kit,Illumina,IP-202-1012 Qubit assay kit,Invitrogen,Q32851 VECTASHIELD®

(15) LENG8 mediates RNA nuclear retention and degradation in eukaryotesMol CellMarch 19, 2026Lusong Tian, Liang Liu, Yoseop Yoon, Lindsey V. Soles, Marielle Valdez, Joshua Jeong, Clinton Yu, Lan Huang, Yongsheng Shi,Applied Biosystems,Cat#A25742 Poly-D-Lysine,Gibco,Cat#A3890401 Paraformaldehyde,ThermoFisher Scientific,Cat#AA47377-9L 20X SSC,Invitrogen,Cat#15557-036 Formamide (Deionized),Ambion,Cat#AM9342 Tween-20,ThermoFisher Scientific,Cat#AAJ20605AP Dextran Sulfate,Fisher,Cat#BP1585-100 E. coli tRNA,Roche,Cat#10

(16) RSRC2 is a novel RNA-binding protein that safeguards mitotic fidelity by interacting with the lncRNA C1QTNF1-AS1Nucleic Acids ResMarch 17, 2026Parnia Babaei, Alice O Coomer, Kaliya Georgieva, Giulia Guiducci, Elisa Vitiello, Martin Dodel, Eleni Maniati, Hanya Elsayed Eid, Anisha Thind, Sneha Krishnamurthy, et al.Stellaris® RNA FISH wash buffer A (SMF-WA1-60, LGC Biosearch Technologies) and supplemented with 10% deionized formamide (AM9342, Ambion) for 5 min at RT. C1QTNF1–AS1 FISH exonic probes (labeled with Quasar® 570 dye, Supplementary

(17) MERFISH+, a large-scale, multi-omics spatial technology resolves the molecular holograms of the 3D human developing heartbioRxivMarch 11, 2026Colin Kern, Qingquan Zhang, Yifan Lu, Jacqueline Eschbach, Zehua Zeng, Elie N. Farah, Chu-Yi Tai, Kaifu Yang, Ignatius Jenie, Fenyong Yao, et al.Tissue sections were preincubated with the hybridization wash buffer (50% (vol/vol) formamide (Ambion, AM9342) in 2x SSC (Corning, 46–020-CM)) for 10 min at room temperature. Prepared a layer of fresh parafilm

(18) RNA localization to nuclear speckles follows splicing logicNucleic Acids ResMarch 6, 2026Li Wen, Mauricio A Arias, Xinqi Fan, Joyce Xie, Sneha Paul, Susan E Liao, Marek Sobczyk, Oded Regev, Jingyi Feisaline-sodium citrate (SSC), followed by a final wash in FISH wash solution containing 10% formamide (Ambion, AM9342) in 2× SSC. Hybridization was performed overnight at 37°C in the dark by adding probe-containing hybridization

(19) Protocol for dual spatial transcriptomic profiling of infected tissuesSTAR ProtocolsMarch 1, 2026Hao Zhou, Ankush Tyagi, Maxine McClain, Esperanza Anguiano, Serena Abbondante, Eric Pearlman, Mihaela GadjevaSF100-4 Proteinase K,Thermo Fisher Scientific,Cat# AM2548 100% deionized formamide,Thermo Fisher Scientific,Cat# AM9342 20×SSC,Invitrogen,Cat# AM9763 10% Tween 20,Teknova,Cat# T0710 1× EDTA pH 9.0,Sigma-Aldrich,Cat# SKU

(20) Spatial perturb-seq: single-cell functional genomics within intact tissue architectureNature CommunicationsFebruary 21, 2026Kimberle Shen, Wan Yi Seow, Choong Tat Keng, Michelle Gek Liang Lim, Daryl Shern Lim, Ke Guo, Amine Meliani, Muhammad Irfan Bin Hajis, Bolun Wang, Shyam Prabhakar, et al.diluted in a 10% hybridization solution that was composed of 10% deionized formamide (Ambion™ Cat: AM9342) (vol/vol), 1 mg/ml yeast tRNA (Life Technologies, cat. no. 15401-011) and 10% dextran sulfate (Sigma,

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Formamide (Deionized) from Thermo Fisher Scientific

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Formamide (Deionized) from Thermo Fisher Scientific

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