ARTÍCULO DE TAPA
Costa B, Li Calzi M, Castellano M, Blanco V, Cuevasanta E, Litvan I, Ivanov P, Witwer K, Cayota A, Tosar J.P.* (2023). Nicked tRNAs are stable reservoirs of tRNA halves in cells and biofluids. P.N.A.S. 120(4) e2216330120 DOI. PubMed
Comentado en: Staying together after the breakup: tRNA halves in extracellular fluids
Tosar JP*, Cayota A, Witwer K (2022). Exomeres and Supermeres: monolithic or diverse? Journal of Extracellular Biology. DOI. PubMed
Mateescu B, Jones J, Alexander R, et al. (2022). Phase 2 of extracellular RNA communication consortium charts next-generation approaches for extracellular RNA research. iScience. DOI. PubMed
Alexander RP, Kitchen RR, Tosar JP, Roth M, Mestdagh P, Max KEA, Rozowsky J, Kaczor-Urbanowicz KE, Chang J, Balaj L, Losic B, Van Nostrand EL, LaPlante E, Mateescu B, White BS, Yu R, Milosavljevic A, Stolovitzky G, Spengler RM. (2022) Open Problems in Extracellular RNA Data Analysis: Insights From an ERCC Online Workshop. Frontiers in Genetics. DOI. PubMed
Fagúndez P, Botasini S, Tosar JP, Méndez E (2021). Systematic process evaluation of the conjugation of proteins to gold nanoparticles. Heliyon. DOI. PubMed
Tosar JP* (2021) Die hard: resilient RNAs in the blood. Nature Reviews Molecular Cell Biology. DOI. PubMed
Tosar JP*, Gámbaro F, Castellano M, Cayota A (2021) RI-SEC-seq: Comprehensive Profiling of Nonvesicular Extracellular RNAs with Different Stabilities. Bio-protocol. DOI. PubMed
Arab T, Mallick E, Huang Y, Dong L, Liao Z, Zhao Z, Gololobova O, Smith B, Haughey N, Pienta K, Slusher B, Tarwater P, Tosar JP, Zivkovic A, Vreeland W, Paulaitis M, Witwer KW (2021) Characterization of extracellular vesicles and synthetic nanoparticles with four orthogonal single-particle analysis platforms. Journal of Extracellular Vesicles 10(6): e12079. DOI. PubMed
Tosar JP*, Witwer KW, Cayota A (2021) Revisiting Extracellular RNA Release, Processing, and Function. Trends in Biochemical Sciences. DOI. PubMed
Tosar JP*, García-Silva MR, Cayota A (2021) Circulating SNORD57 rather than piR-54265 is a promising biomarker for colorectal cancer: common pitfalls in the study of somatic piRNAs in cancer. RNA 27(4): 403-410. DOI. PubMed
Tosar JP*, Segovia M, Castellano M, Gámbaro F, Akiyama Y, Fagúndez P, Olivera A, Costa B, Possi T, Hill M, Ivanov P, Cayota A* (2020) Fragmentation of extracellular ribosomes and tRNAs shapes the extracellular RNAome. Nucleic Acids Research 48(22): 12874-12888, DOI. PubMed
Tosar JP*, Cayota A* (2020) Extracellular tRNAs and tRNA-derived fragments. RNA Biology 17(8): 1149 - 1167. DOI. PubMed
Fagúndez P, Brañas G, Laíz J, Tosar JP.* (2020) Electrochemical Detection of dsDNA-Specific Antibodies. Methods in Molecular Biology 2063: 73-83, DOI. PubMed
Gámbaro F, Li Calzi M, Fagúndez P, Costa B, Greif G, Mallick E, Lyons S, Ivanov P, Witwer K, Cayota A*, Tosar JP.* (2020) Stable tRNA halves can be sorted into extracellular vesicles and delivered to recipient cells in a concentration-dependent manner. RNA Biology 17(8): 1168 - 1182. DOI. PubMed
Fromm B, Kang W, Rovira C, Cayota A, Witwer KW*, Friedländer M*, Tosar JP* (2019) Plant microRNAs in human sera are likely contaminants. Journal of Nutritional Biochemistry 65: 139-140. DOI. PubMed
Théry C, Witwer K, et al. (2018) Minimal information for studies of extracellular vesicles 2018 (MISEV2018): a position statement of the International Society for Extracellular Vesicles and update of the MISEV2014 guidelines. Journal of Extracellular Vesicles 7 (1), e1535750. DOI. PubMed
Tosar JP,*; Gámbaro F, Darré L, Pantano S, Westhof E, Cayota A* (2018) Dimerization confers increased stability to nucleases in extracellular 5’ halves from glycine and glutamic acid tRNAs. Nucleic Acids Research 46 (17), 9081-9093. DOI. PubMed
Fromm B, Tosar JP, Yu L, Halushka M, Witwer K (2018). Human and Cow Have Identical miR-21-5p and miR-30a-5p Sequences, Which Are Likely Unsuited to Study Dietary Uptake from Cow Milk. Journal of Nutrition, 148 (9), 1506-1507. DOI. PubMed
Tosar JP, Cayota A (2018) Detection and analysis of non-vesicular extracellular RNA. Methods in Molecular Biology 1740: 125-137. DOI. PubMed
Fagúndez P, Brañas G, Cairoli E, Laíz J, Tosar JP* (2018). An electrochemical biosensor for rapid detection of anti-dsDNA antibodies in absolute scale. Analyst 143:3874-3882. DOI. PubMed
Tosar JP*, Rovira C, Cayota A (2018) Non-coding RNA fragments account for the majority of annotated piRNAs expressed in somatic non-gonadal tissues. Communications Biology 1, e2. DOI. PubMed
Tosar JP, Cayota A, Eitan E, Halushka MK, Witwer KW (2017) Ribonucleic artefacts: are some extracellular RNA discoveries driven by cell culture medium components? Journal of Extracellular Vesicles 6 (1), e1272832. DOI. PubMed
Mateescu B, Kowal EJK, van Balkom BWM, et al. (2017) Obstacles and opportunities in the functional analysis of extracellular vesicle RNA–an ISEV position paper. Journal of Extracellular Vesicles 6 (1), e1286095. DOI. PubMed
Doldán X, Fagúndez P, Cayota A, Laíz J, Tosar JP* (2016) Electrochemical sandwich immunosensor for determination of exosomes based on surface marker-mediated signal amplification. Analytical Chemistry 88 (21): 10466-10473. DOI. PubMed
Tosar JP, Gámbaro F, Sanguinetti J, Bonilla B, Witwer KW, Cayota A (2015) Assessment of small RNA sorting into different extracellular fractions revealed by high-throughput sequencing of breast cell lines. Nucleic Acids Research 43 (11): 5601-5616. DOI. PubMed
Tosar, J.P.; Rovira, C.; Naya, H.; Cayota, A. (2014) Mining of public sequencing datasets supports a non-dietary origin for putative foreign miRNAs: underestimated effects of contamination in NGS. RNA 20 (6): 754-757. DOI. PubMed
Tosar JP, Holmes J, Collyer S, Davis F, Laíz J,* Higson H (2013) Template and catalytic effects of DNA in the construction of polypyrrole/DNA composite macro and microelectrodes. Biosensors & Bioelectronics, 41: 294-301. DOI. PubMed
Tosar JP, Brañas G, Laíz J* (2010). Electrochemical DNA hybridization sensors applied to real and complex biological samples. Biosensors & Bioelectronics 26 (4): 1205-1217. DOI. PubMed
Tosar JP, Keel K, Laíz J* (2009) Two independent label-free detection methods in one electrochemical DNA sensor. Biosensors & Bioelectronics 24 (10): 3036 – 3042. DOI. PubMed
Keel, K; Tosar, J.P; Laíz, J* (2010) Desarrollo de superficies modificadas oro – anticuerpo anti-PSPB para su uso como biosensor en la detección de preñez bovina. INNOTEC 5: 29-33. ISSN 1688-6593.
Berbejillo, J; Laíz, J; Cerdá, M.F; Martins, S; Méndez, E. (2004) Topographic characterization of disposable carbon pencil modified electrodes. Portugaliae Electrochimica Acta 22: 375-385. ISSN 0872-1904
Tosar JP* (2022). Costo de los cargos por procesamiento de artículo (APC) para Uruguay: el precio desmedido del acceso abierto. Informatio 27 (1), 221-252. Scielo.org.
Marquez ME, Sernbo S, Payque E, Uria R, Tosar JP, Querol J, Berca C, Uriepero A, Prieto D, Álvarez D, Oliver C, Irigoin V, Dos Santos G, Guillermo C, Landoni AI, Navarrete M, Palacios F, Oppezzo P (2022). TGF-β/SMAD Pathway Is Modulated by miR-26b-5p: Another Piece in the Puzzle of Chronic Lymphocytic Leukemia Progression. Cancers 14 (7), 1676. PubMed
Tosar JP, Ivanov P, Ribas de Pouplana L, Torres AG (2021) Editorial: Understanding the Importance of Non-Canonical tRNA Function. Frontiers in Molecular Biosciences 8: 769784. PubMed
Benchoam D, Cuevasanta E, Julió Plana L, Capece L, Banerjee R, Alvarez B. (2021) Heme-Thiolate Perturbation in Cystathionine β-Synthase by Mercury Compounds. ACS Omega 6(3) 2192-2205. PubMed
Pereyra M, Méndez E, Dalchiale EA (2020) Electrochemical Impedance Spectroscopy as a Method of Differential Characterization of Electrical Behavior of Self-assembled TiO2 NTS. Acta Microscopica 29(1): 1-9. WEB
Benchoam D, Semelak JA, Cuevasanta E, Mastrogiovanni M, Grassano JS, Ferrer-Sueta G, Zeida A, Trujillo M, Möller MN, Estrin DA, Alvarez B. (2020) Acidity and nucleophilic reactivity of glutathione persulfide. J Biol. Chem. 295(46): 15466-15481. PubMed.
Fernández-Calero T, Davyt M, Perelmuter K, Chalar C, Bampi G, Persson H, Tosar JP, Hafstao V, Naya H, Rovira C, Bollati-Fogolin M, Ehrlich R, Flouriot G, Ignatova Z, Marín M (2020) Fine-tuning the metabolic rewiring and adaptation of translational machinery during an epithelial-mesenchymal transition in breast cancer cells. Cancer & Metabolism 8, 8. DOI. PubMed.
Benchoam D, Cuevasanta E, Möller MN, Alvarez B. (2020) Persulfides, at the crossroads between hydrogen sulfide and thiols. Essays Biochem 64: 155-168. DOI: 10.1042/EBC20190049. PubMed
Fromm, B.; Tosar, J.P.; Aguilera, F.; Friedländer, M.R.; Bachmann, L.; Hejnol, A. (2019) Evolutionary Implications of the microRNA- and piRNA Complement of Lepidodermella squamata (Gastrotricha). Non-Coding RNA 5, e19. DOI: 10.3390/ncrna5010019. PubMed
Cuevasanta E*, Benchoam D, Ferrer-Sueta G, Zeida A, Denicola A, Alvarez B, Möller MN*. (2019) Commentary on "Using resonance synchronous spectroscopy to characterize the reactivity and electrophilicity of biologically relevant sulfane sulfur". Evidence that the methodology is inadequate because it only measures unspecific light scattering. Redox Biology 26:101281. DOI:10.1016/j.redox.2019.101281. PubMed
Cuevasanta E*, Reyes AM*, Zeida A, Mastrogiovanni M, De Armas MI, Radi R, Alvarez B, Trujillo M. (2019) Kinetics of formation and reactivity of the persulfide in the one-cysteine peroxiredoxin from Mycobacterium tuberculosis. Journal of Biological Chemistry 294:13593-13605. DOI: 10.1074/jbc.RA119.008883. PubMed
Möller MN, Cuevasanta E, Orrico F, Lopez AC, Thomson L, Denicola A. (2019) Diffusion and Transport of Reactive Species Across Cell Membranes. Advances in Experimental Medicine and Biology 1127:3-19. DOI: 10.1007/978-3-030-11488-6_1. PubMed
Benchoam D, Cuevasanta E, Möller MN, Alvarez B. (2019) Hydrogen Sulfide and Persulfides Oxidation by Biologically Relevant Oxidizing Species. Antioxidants (Basel) 8(2). pii: E48. DOI: 10.3390/antiox8020048. PubMed
Jones, M. G., Hite, R., Childers, G., Corin, E., Pereyra, M, & Chesnutt, K., . (2016). Perceptions of presence in 3-D, haptic-enabled virtual reality Instruction. International Journal of Education and Information Technologies, 10, 73-81. ISSN: 2074-1316.
Cerdá M. F., Pereyra M., Wörner M., Méndez E. (2015). A Biomimetic Electrode Platform for Cytochrome C Electrochemical Studies. Int. J. Electrochem. Sci.,10, 4604-4610.
Berbejillo, J; Martinez-Bengochea, A; Bedó, G; Vizziano-Cantonnet, D. (2013). Expression of dmrt1 and sox9 during gonadal development in the Siberian sturgeon (Acipenser baerii). Fish Phisiology and Biochemistry 39 (1): 91-94. DOI: 10.1007/s10695-012-9666-5. PubMed
Berbejillo, J; Martinez-Bengochea, A; Bedó, G; Brunet, F; Volff, JN; Vizziano-Cantonnet, D. (2012). Expression and phylogeny of candidate genes for sex differentiation in a primitive fish species, the Siberian sturgeon, Acipenser baerii. Molecular Reproduction and development 79 (8): 504-516. DOI: 10.1002/mrd.22053. PubMed
Pereyra, M; E. Méndez, E. A. Dalchiele (2011). Nanotubos de orientación vertical autoensamblados por método electroquímico síntesis y caracterización. PUENTE, 5 (2), 45 - 49. DOI: 10.18566/puente.v5n2.a07.
García-Silva M.R.1; Tosar, J.P1.; Frugier, M.; Pantano, S.; Bonilla, B.; Esteban, L.; Serra, E.; Rovira, C.; Robello, C.; Cayota, A. (2010) Cloning, characterization and subcellular localization of a trypanosoma cruzi argonaute protein defining a new subfamily distinctive of trypanosomatids . Gene 466: 26 - 35 DOI: 10.1016/j.gene.2010.06.012. PubMed
García-Silva M.R.; Frugier, M.; Tosar, J.P.; Correa Dominguez, A.; Ronalte Alvez, L.; Parodi-Talice, A.; Rovira, C.; Robello, C.; Goldenberg, S.; Cayota, A (2010) A population of tRNA-derived small RNAs is actively produced in Trypanosoma cruzi and recruited to cytoplasmic granules. Molecular and Biochemical Parasitology 171 (2): 64 – 73. DOI: 10.1016/j.molbiopara.2010.02.003. PubMed
Jones, M. G., Hite, R., Childers, G., Corin, E., Pereyra, M., Chesnutt, K., & Goodale, T. (2016) Teachers’ and Students’ Perceptions of Presence in Virtual Reality Instruction. Recent Researches in Engineering Education. 17, 15-24. ISSN: 2227-4618. ISBN: 978-1-61804-312-2
Pereyra, M., & E. Méndez. (2011). The Protein Surface as a Thermodynamic Frontier: A Fractal Approach, Application of Thermodynamics to Biological and Materials Science. Ed. In Tech, Rijeka p.: 243 - 258. ISBN: 978-9533-0-7980-6
Pereyra, M. (2010) Materiales biocompatibles: un nuevo desafío de investigación en Uruguay. Las Nanotecnologías en Uruguay. Capítulo 5, Chiancone Adriana and Foladori Guillermo; Latin American Network for Nanotechnology and Society (ReLANS), ISBN: 978-9974-0-0648-5
2023 - 2027: Aplicaciones diagnósticas y terapéuticas del ARN extracelular. Responsable: Juan Pablo Tosar. Co-responsable: Alfonso Cayota. Proyecto CSIC - Grupos. CSIC, Universidad de la República.
2022 - 2024: Decodificación del ARN extracelular por sensores de la inmunidad innata. Responsable: Juan Pablo Tosar. Proyecto Fondo Clemente Estable, Modalidad I , ANII
2022: Método para aislar, reparar, amplificar y/o secuenciar ARNs extracelulares no vesiculares estables presentes en fluídos biológicos humanos. Responsable: Juan Pablo Tosar. Programa de Apoyo al Patentamiento, ANII
2021: Caracterización de nanopartículas con alta resolución: sensor de pulsos resistivos (MRPS) para potenciar la investigación básica y clínica en biofármacos, nanotecnología, virología, biología molecular y bioquímica analítica. Responsable: Juan Pablo Tosar. Programa de Fortalecimiento del Equipamiento de Investigación de Servicios de la UdelaR. CSIC, Universidad de la República.
2021-2023: Biogénesis de ARNs extracelulares y su rol en la comunicación intercelular. Responsable: Juan Pablo Tosar. Proyectos CSIC I+D. CSIC, Universidad de la República, Uruguay.
2019-2021: Secreción de ARNs constitutivos de la maquinaria traduccional como mecanismo de respuesta al estrés celular. Responsable: Juan Pablo Tosar. Proyecto Fondo Clemente Estable (mod. II), ANII.
2019 - 2023: Separation methods for exRNA carriers: extracellular vesicles, lipoprotein particles, and protein aggregates. Responsable: Kenneth Witwer. Rol: Key Personnel / Co-PI. NIH Extracellular RNA Communication Consortium. National Institutes of Health, EEUU.
2018 - 2020: Puesta a punto de protocolos de síntesis y metrología de nanopartículas de oro con fines bioanalíticos. Responsable: Pablo Fagúndez. Proyecto de Iniciación CSIC, Universidad de la República.
2017-2019: Biosensores para la detección descentralizada de exosomas y virus del Dengue. Responsable: Juan Pablo Tosar. Proyectos CSIC I+D. CSIC, Universidad de la República.
2013 - 2015: ARNs extracelulares y cáncer: caracterización e implicancias en la modulación recíproca entre células malignas y no malignas. Responsable: Juan Pablo Tosar. Proyecto Fondo Clemente Estable (mod. III), ANII.
2011 - 2013: Desarrollo de un genosensor basado en un nuevo método de detección directa sobre la base de la interacción guanina/polipirrol e implementación en muestras biológicas complejas. Responsable: Justo Laíz. Proyectos CSIC I+D. CSIC, Universidad de la República