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1. Villota-Alava, M. A., Alfaro-Marenco, M. A., Clavijo-Ramírez, C. A., Patarroyo, M. A., & Parra-López, C. A. (2025). Assessment of antigen immunogenicity formulated in minigenes transfected into antigen-presenting cells. PloS one, 20(4), e0321392. 

2. Lalinde-Ruiz, N., Martínez-Enriquez, L. C., Gutierrez, D. A., Nieto, H. H., Niño, L. F., & Parra-López, C. A. (2025). Methodological approach to identify immunogenic epitopes candidates for vaccines against emerging pathogens tailored to defined HLA populations. Computational Biology and Chemistry, 116, 108389. 

3. Llano-León, M., Martínez-Enriquez, L. C., Rodríguez-Bohórquez, O. M., Velandia-Vargas, E. A., Lalinde-Ruíz, N., Villota-Álava, M. A., ... & Parra-López, C. A. (2023). Effect of neoadjuvant chemotherapy on tumor immune infiltration in breast cancer patients: Systematic review and meta-analysis. Plos one, 18(4), e0277714. 

4. Rodríguez, I. J., Bernal-Estévez, D. A., Llano-León, M., Bonilla, C. E., & Parra-López, C. A. (2023). Neoadjuvant chemotherapy modulates exhaustion of T cells in breast cancer patients. PLoS One, 18(2), e0280851. 

5. Amaya-Ramirez, D., Martinez-Enriquez, L. C., & Parra-López, C. (2023). Usefulness of docking and molecular dynamics in selecting tumor neoantigens to design personalized cancer vaccines: a proof of concept. Vaccines, 11(7), 1174. 

6. Bernal-Estévez, D. A., Ortíz Barbosa, M. A., Ortíz-Montero, P., Cifuentes, C., Sánchez, R., & Parra-López, C. A. (2021). Autologous dendritic cells in combination with chemotherapy restore responsiveness of T cells in breast cancer patients: a single-arm phase I/II trial. Frontiers in immunology, 12, 669965. 

7. Gabriel, S. S., Tsui, C., Chisanga, D., Weber, F., Llano-León, M., Gubser, P. M., ... & Kallies, A. (2021). Transforming growth factor-β-regulated mTOR activity preserves cellular metabolism to maintain long-term T cell responses in chronic infection. Immunity, 54(8), 1698-1714. 

8. Lalinde-Ruiz, N., Rodríguez, I. J., Bernal-Estévez, D. A., & Parra-López, C. A. (2021). Young but not older adults exhibit an expansion of CD45RA+ CCR7+ CD95+ T follicular helper cells in response to tetanus vaccine. Experimental gerontology, 156, 111599. 

9. Ortiz-Aguirre, J. P., Velandia-Vargas, E. A., Rodríguez-Bohorquez, O. M., Amaya-Ramírez, D., Bernal-Estévez, D., & Parra-López, C. A. (2021). Personalized neoantigen-based cancer immunotherapy. A literature review. Revista de la Facultad de Medicina, 69(3). 

10. Rodríguez, I. J., Lalinde, N., LLano, M., Martínez, L., Montilla, M. D. P., Ortiz, J. P., ... & PARRA-LOPEZ, C. A. (2020). Immunosenescence study of T cells: a systematic review. Frontiers in Immunology, 11, 3460. https://doi.org/10.3389/fimmu.2020.604591

11. Chamucero-Millares, J. A., Bernal-Estévez, D. A., & Parra-López, C. A. (2020). Usefulness of IL-21, IL-7, and IL-15 conditioned media for expansion of antigen-specific CD8+ T cells from healthy donor-PBMCs suitable for immunotherapy. Cellular Immunology, 104257. https://doi.org/10.1016/j.cellimm.2020.104257

12. Rodriguez, IJ., Millares, J C., Ruiz, N. L., León, M. L., Enríquez, L. M., Velásquez, M. D. P. M., … Parra-López, CA. 2020. Human immune response to SARS-CoV-2: What is known? A scoping review. Infectio, 24(3), 26-35. http://dx.doi.org/10.22354/in.v24i3.898

13.  Bernal-Estévez DA, García O, Sánchez R, Parra-López CA. Monitoring the responsiveness of T and antigen presenting cell compartments in breast cancer patients is useful to predict clinical tumor response to neoadjuvant chemotherapy. BMC Cancer. 2018;18(1):77. Published 2018 Jan 15. https://doi.org/10.1186/s12885-017-3982-1

14. Bernal-Estévez DA, Tovar Murillo DR, Parra-López CA (2016) Functional and Phenotypic Analysis of Two-Day Monocyte- Derived Dendritic Cells Suitable for Immunotherapy Purposes. SOJ Immunol 4(2): 1-18. DOI: http://dx.doi.org/10.15226/2372-0948/4/2/00153

15. Gonzalez-Perez MN, Murcia MI, Parra-Lopez C, Blom J, Tauch A. Deciphering the virulence factors of the opportunistic pathogen Mycobacterium colombiense. New Microbes New Infect. 2016;14:98-105. Published 2016 Sep 10. https://doi.org/10.1016/j.nmni.2016.09.007

16. Bernal-Estévez D, Sánchez R, Tejada RE, Parra-López C. Chemotherapy and radiation therapy elicits tumor specific T cell responses in a breast cancer patient. BMC Cancer. 2016;16:591. Published 2016 Aug 3. https://doi.org/10.1186/s12885-016-2625-2

17. Parra-López CA, Bernal-Estévez D, Yin L, et al. An unstable Th epitope of P. falciparum fosters central memory T cells and anti-CS antibody responses [published correction appears in PLoS One. 2014;9(11):e113028. Yin, Liusong [added]]. PLoS One. 2014;9(7):e100639. Published 2014 Jul 1. https://doi.org/10.1371/journal.pone.0100639

18. Parra M, Herrera D, Calvo-Calle JM, et al. Circulating human rotavirus specific CD4 T cells identified with a class II tetramer express the intestinal homing receptors α4β7 and CCR9. Virology. 2014;452-453:191-201. https://doi.org/10.1016/j.virol.2014.01.014

19. González-Pérez M, Mariño-Ramírez L, Parra-López CA, et al. Virulence and immune response induced by Mycobacterium avium complex strains in a model of progressive pulmonary tuberculosis and subcutaneous infection in BALB/c mice. Infect Immun. 2013;81(11):4001-4012. https://doi.org/10.1128/IAI.00150-13

20. Pratama A, Ramiscal RR, Silva DG, et al. Roquin-2 shares functions with its paralog Roquin-1 in the repression of mRNAs controlling T follicular helper cells and systemic inflammation. Immunity. 2013;38(4):669-680. https://doi.org/10.1016/j.immuni.2013.01.011

21. Urquiza M, Guevara T, Rodriguez C, Melo-Cardenas J, Vanegas M, Patarroyo ME. Decreasing the configurational entropy and the hydrophobicity of EBV-derived peptide 11389 increased its antigenicity, immunogenicity and its ability of inducing IL-6. Amino Acids. 2012;42(6):2165-2175. https://doi.org/10.1007/s00726-011-0954-7

22. Urquiza M, Melo-Cardenas J, Guevara T, et al. α-Helix peptides designed from EBV-gH protein display higher antigenicity and induction of monocyte apoptosis than the native peptide. Amino Acids. 2010;39(5):1507-1519. https://doi.org/10.1007/s00726-010-0620-5

23. Leon S, Sánchez R, Patarroyo MA, et al. Prevalence of HPV-DNA and anti-HPV antibodies in women from Girardot, Colombia. Sex Transm Dis. 2009;36(5):290-296. doi:10.1097/OLQ.0b013e318195762c.

24. Urquiza M, Sánchez R, Amaya J, et al. Specificity of L1 peptides versus virus-like particles for detection of human papillomavirus-positive cervical lesions in females attending Engativa Hospital, Bogota, Colombia. J Clin Microbiol. 2008;46(11):3714-3720. https://doi.org/10.1128/JCM.00551-08

25. Urquiza M, Guevara T, Sanchez R, Vanegas M, Patarroyo ME. A non-variable L1-peptide displays high sensitivity and specificity for detecting women having human papillomavirus-associated cervical lesions. Peptides. 2008;29(6):957-962. https://doi.org/10.1016/j.peptides.2008.01.003

26. Calvo-Calle JM, Oliveira GA, Watta CO, Soverow J, Parra-Lopez C, Nardin EH. A linear peptide containing minimal T- and B-cell epitopes of Plasmodium falciparum circumsporozoite protein elicits protection against transgenic sporozoite challenge. Infect Immun. 2006;74(12):6929-6939. https://doi.org/10.1128/IAI.01151-06

27. Parra-López C, Calvo-Calle JM, Cameron TO, et al. Major histocompatibility complex and T cell interactions of a universal T cell epitope from Plasmodium falciparum circumsporozoite protein. J Biol Chem. 2006;281(21):14907-14917. https://doi.org/10.1074/jbc.M511571200

28. Baquero JE, Miranda S, Murillo O, et al. Reference strand conformational analysis (RSCA) is a valuable tool in identifying MHC-DRB sequences in three species of Aotus monkeys. Immunogenetics. 2006;58(7):590-597. https://doi.org/10.1007/s00251-006-0101-x

29. Barrero CA, Delgado G, Sierra AY, Silva Y, Parra-Lopez C, Patarroyo MA. Gamma interferon levels and antibody production induced by two PvMSP-1 recombinant polypeptides are associated with protective immunity against P.vivax in Aotus monkeys. Vaccine. 2005;23(31):4048-4053. https://doi.org/10.1016/j.vaccine.2005.02.012

30. Cifuentes G, Salazar LM, Vargas LE, et al. Evidence supporting the hypothesis that specifically modifying a malaria peptide to fit into HLA-DRbeta1*03 molecules induces antibody production and protection. Vaccine. 2005;23(13):1579-1587. https://doi.org/10.1016/j.vaccine.2004.08.052

31. Gabriela D, Carlos PL, Clara S, Elkin PM. Phenotypical and functional characterization of non-human primate Aotus spp. dendritic cells and their use as a tool for characterizing immune response to protein antigens. Vaccine. 2005;23(26):3386-3395. https://doi.org/10.1016/j.vaccine.2005.01.155

32. Hernández EC, Suárez CF, Parra CA, Patarroyo MA, Patarroyo ME. Identification of five different IGHV gene families in owl monkeys (Aotus nancymaae). Tissue Antigens. 2005;66(6):640-649. https://doi.org/10.1111/j.1399-0039.2005.00491.x

33. Castillo F, Guerrero C, Trujillo E, et al. Identifying and structurally characterizing CD1b in Aotus nancymaae owl monkeys. Immunogenetics. 2004;56(7):480-489. https://doi.org/10.1007/s00251-004-0716-8

34. Vargas LE, Parra CA, Salazar LM, Guzmán F, Pinto M, Patarroyo ME. MHC allele-specific binding of a malaria peptide makes it become promiscuous on fitting a glycine residue into pocket 6. Biochem Biophys Res Commun. 2003;307(1):148-156. https://doi.org/10.1016/S0006-291X(03)01129-X

35. Delgado G, Parra-López CA, Vargas LE, et al. Characterizing cellular immune response to kinetoplastid membrane protein-11 (KMP-11) during Leishmania (Viannia) panamensis infection using dendritic cells (DCs) as antigen presenting cells (APCs). Parasite Immunol. 2003;25(4):199-209. https://doi.org/10.1046/j.1365-3024.2003.00626.x

36. Rodríguez LE, Urquiza M, Ocampo M, et al. Plasmodium falciparum EBA-175 kDa protein peptides which bind to human red blood cells. Parasitology. 2000;120 ( Pt 3):225-235. https://doi.org/10.1017/S003118209900551X

37. Launois P, Conceiçao-Silva F, Himmerlich H, Parra-Lopez C, Tacchini-Cottier F, Louis JA. Setting in motion the immune mechanisms underlying genetically determined resistance and susceptibility to infection with Leishmania major. Parasite Immunol. 1998;20(5):223-230. https://doi.org/10.1046/j.1365-3024.1998.00153.x

38. Louis J, Himmelrich H, Parra-Lopez C, Tacchini-Cottier F, Launois P. Regulation of protective immunity against Leishmania major in mice. Curr Opin Immunol. 1998;10(4):459-464. https://doi.org/10.1016/S0952-7915(98)80121-0.

39. Himmelrich H, Parra-Lopez C, Tacchini-Cottier F, Louis JA, Launois P. The IL-4 rapidly produced in BALB/c mice after infection with Leishmania major down-regulates IL-12 receptor beta 2-chain expression on CD4+ T cells resulting in a state of unresponsiveness to IL-12. J Immunol. 1998;161(11):6156-6163. PMID: 9834101

40. Parra-López CA, Lindner R, Vidavsky I, Gross M, Unanue ER. Presentation on class II MHC molecules of endogenous lysozyme targeted to the endocytic pathway. J Immunol. 1997;158(6):2670-2679.

41. Leão SC, Rocha CL, Murillo LA, Parra CA, Patarroyo ME. A species-specific nucleotide sequence of Mycobacterium tuberculosis encodes a protein that exhibits hemolytic activity when expressed in Escherichia coli. Infect Immun. 1995;63(11):4301-4306. https://doi.org/10.1016/j.vaccine.2004.08.052

42. Parra-Lopez C, Lin R, Aspedon A, Groisman EA. A Salmonella protein that is required for resistance to antimicrobial peptides and transport of potassium. EMBO J. 1994;13(17):3964-3972. https://doi.org/10.1002/j.1460-2075.1994.tb06712.x

43. Parra-Lopez C, Baer MT, Groisman EA. Molecular genetic analysis of a locus required for resistance to antimicrobial peptides in Salmonella typhimurium. EMBO J. 1993;12(11):4053-4062. https://doi.org/10.1002/j.1460-2075.1993.tb06089.x

44. Groisman EA, Parra-Lopez C, Salcedo M, Lipps CJ, Heffron F. Resistance to host antimicrobial peptides is necessary for Salmonella virulence. Proc Natl Acad Sci U S A. 1992;89(24):11939-11943. https://doi.org/10.1073/pnas.89.24.11939

45. Parra CA, Londoño LP, Del Portillo P, Patarroyo ME. Isolation, characterization, and molecular cloning of a specific Mycobacterium tuberculosis antigen gene: identification of a species-specific sequence. Infect Immun. 1991;59(10):3411-3417. DOI: 10.1128/IAI.59.10.3411-3417.1991

46. Falla JC, Parra CA, Mendoza M, et al. Identification of B- and T-cell epitopes within the MTP40 protein of Mycobacterium tuberculosis and their correlation with the disease course. Infect Immun. 1991;59(7):2265-2273.

47. Chakravarti DN, Chakravarti B, Parra CA, Muller-Eberhard HJ. Structural homology of complement protein C6 with other channel-forming proteins of complement. Proc Natl Acad Sci U S A. 1989;86(8):2799-2803. https://doi.org/10.1073/pnas.86.8.2799

48. Patarroyo ME, Parra CA, Pinilla C, et al. Immunogenic synthetic peptides against mycobacteria of potential immunodiagnostic and immunoprophylactic value. Lepr Rev. 1986;57 Suppl 2:163-168. doi:10.5935/0305-7518.19860068