Identification, Characterization and Synthesis of Walterospermin, a Sperm Motility Activator from the Egyptian Black Snake <i>Walterinnesia aegyptia</i> Venom by Tarek Mohamed Abd El-Aziz, Lucie Jaquillard, Sandrine Bourgoin-Voillard, Guillaume Martinez, Mathilde Triquigneaux, Claude Zoukimian, Stéphanie Combemale, Jean-Pascal Hograindleur, Sawsan Al Khoury, Jessica Escoffier, Sylvie Michelland, Philippe Bulet, Rémy Beroud, Michel Seve, Christophe Arnoult, Michel De Waard

“…Walterospermin was <i>de novo</i> sequenced using a combination of matrix assisted laser desorption ionization time of flight mass spectrometry (MALDI-TOF/TOF MS/MS) and liquid chromatography electrospray ionization quadrupole time-of-flight mass spectrometry (LC-ESI-QTOF MS/MS) following reduction, alkylation, and enzymatic proteolytic digestion with trypsin, chymotrypsin or V8 protease. …”
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Staphylococcus argenteus bacteremia in the Republic of Korea by Minkyeong Lee, Yunsang Choi, Seong Jin Choi, Song Mi Moon, Eu Suk Kim, Hong Bin Kim, Soyeon Ahn, Hyunju Lee, Jaeeun Kim, Dong Woo Shin, Jinki Yeom, Jeong Su Park, Kyoung-Ho Song

“…Upon the application of matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) for all bloodstream isolates since September 2022, S. argenteus was identified in one patient. …”
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Exploratory Study on Application of MALDI-TOF-MS to Detect SARS-CoV-2 Infection in Human Saliva by Monique Melo Costa, Hugo Martin, Bertrand Estellon, François-Xavier Dupé, Florian Saby, Nicolas Benoit, Hervé Tissot-Dupont, Matthieu Million, Bruno Pradines, Samuel Granjeaud, Lionel Almeras

“…Here, we propose a PCR-free method for diagnosing SARS-CoV-2 based on matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF MS) profiling and machine learning (ML) models from salivary samples. …”
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Bacterial profile of surgical site infection and antimicrobial resistance patterns in Ethiopia: a multicentre prospective cross-sectional study by Seble Worku, Tamrat Abebe, Ashenafi Alemu, Berhanu Seyoum, Göte Swedberg, Alemseged Abdissa, Adane Mihret, Getachew Tesfaye Beyene

“…Each bacterial species was confirmed using Matrix-Assisted Laser Desorption/Ionization Time-of-Flight Mass Spectrometry (MALDI TOF). …”
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Discrimination of Escherichia coli, Shigella flexneri, and Shigella sonnei using lipid profiling by MALDI‐TOF mass spectrometry paired with machine learning by Jade Pizzato, Wenhao Tang, Sandrine Bernabeu, Rémy A. Bonnin, Emmanuelle Bille, Eric Farfour, Thomas Guillard, Olivier Barraud, Vincent Cattoir, Chloe Plouzeau, Stéphane Corvec, Vahid Shahrezaei, Laurent Dortet, Gerald Larrouy‐Maumus

“…Abstract Matrix‐assisted laser desorption/ionization‐time of flight mass spectrometry (MALDI‐TOF MS) has become a staple in clinical microbiology laboratories. …”
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Significant Enrichment and Diversity of the Staphylococcal Arginine Catabolic Mobile Element ACME in Staphylococcus epidermidis Isolates From Subgingival Peri-implantitis Sites and... by Aoife M. O’Connor, Brenda A. McManus, Peter M. Kinnevey, Gráinne I. Brennan, Tanya E. Fleming, Phillipa J. Cashin, Michael O’Sullivan, Ioannis Polyzois, David C. Coleman

“…The prevalence of these species in the oral cavities, periodontal pockets and subgingival sites of orally healthy individuals with/without implants and in patients with periodontal disease or infected implants (peri-implantitis) was investigated using selective chromogenic agar and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. …”
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IDENTIFICATION OF EFFECTING PROTEINS BY MALDI TOF/TOF MASS SPECTROMETRY OF THE ROOT-KNOT NEMATODE Meloidogyne javanica by José Córdova-Campos, Pedro G Calle-Ulfe, Erick Suarez-Peña, Sandra Mendez-Farroñan, David Enrique Lindo-Seminario, Savina Gutiérrez Calle, Arturo Morales-Pizarro, Virna Cedeño-Escobar, Eric Mialhe-Matonnier, Carlos Condemarín-Montealegre

“…The use of new molecular tools such as MALDI TOF/TOF (Matrix-Assisted Laser Desorption/Ionization - Time-Of-Flight) mass spectrometry and PCR (Polymerase Chain Reaction) technique have allowed us to know these proteins and genes in different microorganisms. …”
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Functional block copolymers, heterogeneous catalysts and chain-end functionalized polymers in organocatalyzed living radical polymerization by Chang Jun Jie

“…The chain-end transformations were comprehensively studied via matrix assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS). …”
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Combining serum peptide signatures with International Federation of Gynecology and Obstetrics (FIGO) risk score to predict the outcomes of patients with gestational trophoblastic n... by Fei Wang, Zi-ran Wang, Xue-song Ding, Hua Yang, Ye Guo, Hao Su, Xi-run Wan, Li-juan Wang, Xiang-yang Jiang, Yan-hua Xu, Feng Chen, Wei Cui, Feng-zhi Feng

“…Furthermore, the serum peptide profiles of all patients were uncovered by using weak cation exchange magnetic beads and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. …”
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Utilizing multimodal mass spectrometry imaging for profiling immune cell composition and N-glycosylation across colorectal carcinoma disease progression by Lyndsay E. A. Young, Lyndsay E. A. Young, Paul J. Nietert, Rachel Stubler, Caroline G. Kittrell, Grace Grimsley, David N. Lewin, Anand S. Mehta, Anand S. Mehta, Chadi Hajar, Katherine Wang, Elizabeth C. O’Quinn, Elizabeth C. O’Quinn, Peggi M. Angel, Peggi M. Angel, Kristin Wallace, Kristin Wallace, Richard R. Drake, Richard R. Drake

“…To gain a better understanding of this relationship, we conducted N-glycomic profiling using matrix-assisted laser desorption-ionization mass spectrometry imaging (MALDI-MSI). …”
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Comparative Analysis of Clinical and Genomic Characteristics of Hypervirulent Klebsiella pneumoniae from Hospital and Community Settings: Experience from a Tertiary Healthcare Cent... by Stephen Raj, Tanya Sharma, Dibyabhaba Pradhan, Sonu Tyagi, Hitender Gautam, Harpreet Singh, Seema Sood, Benu Dhawan, Bimal Kumar Das, Arti Kapil, Rama Chaudhry, Sarita Mohapatra

“…A total of 120 K. pneumoniae isolates confirmed by matrix-assisted laser desorption ionization–time of flight mass spectrometry were selected. hvKp was phenotypically identified by string test and genotypically confirmed by the presence of the iucA gene using PCR. …”
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Cetacean Intracytoplasmic Eosinophilic Globules: A Cytomorphological, Histological, Histochemical, Immunohistochemical, and Proteomic Characterization by Antonio Fernández, Nakita Câmara, Eva Sierra, Manuel Arbelo, Yara Bernaldo de Quirós, Paul D. Jepson, Rob Deaville, Josué Díaz-Delgado, Cristian Suárez-Santana, Ayoze Castro, Julia N. Hernández, Ana Godinho

“…This study aims to evaluate the presence and characterize the IEGs in the hepatocytes of cetaceans using histochemical and immunohistochemical electron microscopy, Western blot, lectin histochemistry, and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry techniques. …”
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A MALDI-TOF MS library for rapid identification of human commensal gut bacteria from the class Clostridia by Paul Tetteh Asare, Paul Tetteh Asare, Paul Tetteh Asare, Paul Tetteh Asare, Chi-Hsien Lee, Chi-Hsien Lee, Chi-Hsien Lee, Vera Hürlimann, Vera Hürlimann, Youzheng Teo, Aline Cuénod, Aline Cuénod, Nermin Akduman, Nermin Akduman, Cordula Gekeler, Cordula Gekeler, Afrizal Afrizal, Myriam Corthesy, Claire Kohout, Vincent Thomas, Tomas de Wouters, Gilbert Greub, Thomas Clavel, Eric G. Pamer, Adrian Egli, Adrian Egli, Lisa Maier, Lisa Maier, Pascale Vonaesch, Pascale Vonaesch, Pascale Vonaesch

“…Protein fingerprinting via Matrix-assisted Laser Desorption Ionization–time of flight mass spectrometry (MALDI-TOF MS) is widely used for rapid bacterial identification in routine diagnostics but shows a poor performance and resolution on commensal bacteria due to currently limited database entries. …”
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Whole Genome Sequencing and Antimicrobial Resistance of <i>Staphylococcus aureus</i> from Surgical Site Infections in Ghana by Beverly Egyir, Jeannette Bentum, Naiki Attram, Anne Fox, Noah Obeng-Nkrumah, Labi Appiah-Korang, Eric Behene, Selassie Kumordjie, Clara Yeboah, Bright Agbodzi, Ronald Essah Bentil, Rhodalyn Tagoe, Blessing Kofi Adu Tabi, Felicia Owusu, Nicholas T. K. D. Dayie, Eric S. Donkor, Josephine Nsaful, Kwaku Asah-Opoku, Edward Nyarko, Edward Asumanu, Anders Rhod Larsen, David M. Wolfe, Andrew G. Letizia

“…<i>S. aureus</i> was identified by matrix-assisted laser desorption ionization–time of flight mass spectrometry (MALDI-TOF-MS); AST was performed by Kirby-Bauer disk diffusion, and results were interpreted according to the Clinical and Laboratory Standards Institute (CLSI) guideline. …”
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Taxonogenomic description of four new Clostridium species isolated from human gut: ‘Clostridium amazonitimonense’, ‘Clostridium merdae’, ‘Clostridium massilidielmoense’ and ‘Clostr... by M.T. Alou, S. Ndongo, L. Frégère, N. Labas, C. Andrieu, M. Richez, C. Couderc, J.-P. Baudoin, J. Abrahão, S. Brah, A. Diallo, C. Sokhna, N. Cassir, B. La Scola, F. Cadoret, D. Raoult

“…Culturomics investigates microbial diversity of the human microbiome by combining diversified culture conditions, matrix-assisted laser desorption/ionization time-of-flight mass spectrometry and 16S rRNA gene identification. …”
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Orthotopic Glioblastoma Models for Evaluation of the Clinical Target Volume Concept by Rebecca Bütof, Pia Hönscheid, Rozina Aktar, Christian Sperling, Falk Tillner, Treewut Rassamegevanon, Antje Dietrich, Matthias Meinhardt, Daniela Aust, Mechthild Krause, Esther G. C. Troost

“…Representative tumor slices were analyzed using Matrix-Assisted Laser Desorption/Ionization (MALDI) and stained for putative stem-like cell markers as well as invasion markers. …”
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In-depth analysis of the treatment effect and synergistic mechanism of TanReQing injection on clinical multi-drug resistant Pseudomonas aeruginosa by Dongying Li, Yueyi Li, Jingyi Wang, Weifeng Yang, Kaiyu Cui, Renjing Su, Lu Li, Xing Ren, Xianyu Li, Yi Wang

“…The study used a method to assess the clinical resistance of P. aeruginosa using matrix-assisted laser desorption ionization time of flight mass spectrometry identification and Biotyper database search techniques. …”
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Prevalence and characterization of antimicrobial-resistant Escherichia coli in chicken meat from wet markets in Hong Kong by F. M. Yasir Hasib, F. M. Yasir Hasib, Ioannis Magouras, Ioannis Magouras, Sophie St-Hilaire, Surya Paudel, Maedeh Kamali, Kittitat Lugsomya, Hoi Kiu Lam, Ibrahim Elsohaby, Patrick Butaye, Patrick Butaye, Omid Nekouei

“…The bacterial isolates were identified using matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS). …”
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<i>Edwardsiella tarda</i> in Tambaqui (<i>Colossoma macropomum</i>): A Pathogenicity, Antimicrobial Susceptibility, and Genetic Analysis of Brazilian Isolates by Francisco Yan Tavares Reis, Victória Pontes Rocha, Peter Charrie Janampa-Sarmiento, Henrique Lopes Costa, Renata Catão Egger, Naísa Cristine Passos, Carlos Henrique Santos de Assis, Sarah Portes Carneiro, Ágna Ferreira Santos, Brendhal Almeida Silva, Fernanda Alves Dorella, Márcia Pimenta Leibowitz, Ronald Kennedy Luz, Felipe Pierezan, Sílvia Umeda Gallani, Guilherme Campos Tavares, Henrique César Pereira Figueiredo

“…Fourteen bacterial isolates isolated from tambaqui were identified as <i>E. tarda</i> by using matrix-assisted laser desorption/ionization–time-of-flight mass spectrometry and <i>dnaJ</i> gene sequencing. …”
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Outbreak of Klebsiella pneumoniae ST11 Resistant To Ceftazidime-Avibactam Producing KPC-31 and the Novel Variant KPC-115 during COVID-19 Pandemic in Argentina by Federico Nicola, Daniela Cejas, Francisco González-Espinosa, Silvia Relloso, Fabián Herrera, Pablo Bonvehí, Jorgelina Smayevsky, Roque Figueroa-Espinosa, Gabriel Gutkind, Marcela Radice

“…Moreover, matrix-assisted laser desorption ionization–time of flight mass spectrometry was able to detect KPC in all isolates. …”
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