A. Vallejo

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Low risk of bacterial co-infection, opportunistic diseases, and persistent immunosuppression in people living with HIV and COVID-19

M. Pérez-Elías, J. Casado, P. Vizcarra, 2022, Infection.

High levels of CD4+ CTLA-4+ Treg cells and CCR5 density in HIV-1-infected patients with visceral leishmaniasis

S. Moreno, A. Vallejo, M. Pérez-Elías, 2015, European Journal of Clinical Microbiology & Infectious Diseases.

Control of HIV-1 RNA load after HAART interruption: relationship with CCR5 co-receptor density and proviral DNA load in HIV-infected patients.

M. Leal, G. Fernández, M. Muñoz-Fernández, 2007, Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology.

Analysis of quasispecies in the viral 5′ untranslated region of hepatitis C virus to evaluate ribavirin mutagenic effect in patients receiving ribavirin and interferon-alfa

M. Leal, S. Molina-Pinelo, E. Lissen, 2004, European Journal of Clinical Microbiology and Infectious Diseases.

Risk of SARS-CoV-2 Reinfections in a Prospective Inception Cohort Study: Impact of COVID-19 Vaccination

J. Casado, P. Vizcarra, A. Vallejo, 2022, Journal of clinical medicine.

The influence of the preoperative immune response on blood transfusion requirements in patients undergoing cardiac surgery.

A. Ordóñez, M. Leal, S. Leal-Noval, 2009, Journal of cardiothoracic and vascular anesthesia.

Detection of herpesvirus type 8 (HHV-8) sequences in patients with Kaposi's sarcoma in Spain.

A. Heredia, I. Hewlett, A. Vallejo, 1996, Journal of acquired immune deficiency syndromes and human retrovirology : official publication of the International Retrovirology Association.

Interactions among the mycobiome, bacteriome, inflammation, and diet in people living with HIV

M. Gosalbes, A. Artacho, J. Pérez-Molina, 2022, Gut microbes.

Delayed liver fibrosis in HTLV-2-infected patients co-infected with HIV-1 and hepatitis C virus with suppressive antiretroviral therapy

C. Quereda, S. Moreno, M. Pérez-Elías, 2015, AIDS.

Premature immunosenescence in HIV-infected patients on highly active antiretroviral therapy with low-level CD4 T cell repopulation.

M. Leal, M. Muñoz-Fernández, S. Molina-Pinelo, 2009, The Journal of antimicrobial chemotherapy.

IFN‐γ+ cell response and IFN‐γ release concordance after in vitro SARS‐CoV‐2 stimulation

C. Quereda, J. Casado, P. Vizcarra, 2021, European journal of clinical investigation.

Expression of gut‐homing β7 receptor on T cells: surrogate marker for microbial translocation in suppressed HIV‐1‐infected patients?

M. Muñoz-Fernandez, B. Hernández-Novoa, S. Moreno, 2015, HIV medicine.

Influence of the Toll-Like Receptor 9 1635A/G Polymorphism on the CD4 Count, HIV Viral Load, and Clinical Progression

R. Ramírez-Lorca, M. Leal, A. Vallejo, 2008, Journal of acquired immune deficiency syndromes.

Enhancement of HIV Antigen Detection after Acid Dissociation of Immune Complexes Is Associated with Loss of Specificity

V. Soriano, M. Gutiérrez, A. Vallejo, 1995, Vox sanguinis.

Development of a multiplex PCR assay for the simultaneous detection and discrimination of HIV-1, HIV-2, HTLV-I and HTLV-II.

A. Heredia, V. Soriano, S. Weiss, 1996, Clinical and diagnostic virology.

Tropism, coreceptor use, and phylogenetic analysis of both the V3 loop and the protease gene of three novel HIV-1 group O isolates.

A. Heredia, I. Hewlett, J. Epstein, 1998, Journal of acquired immune deficiency syndromes and human retrovirology : official publication of the International Retrovirology Association.

Chemokine receptors and HIV-2.

A. Heredia, V. Soriano, I. Hewlett, 1997, AIDS.

Pre-existing T cell immunity determines the frequency and magnitude of cellular immune response to two doses of mRNA vaccine against SARS-CoV-2

J. Casado, P. Vizcarra, A. Vallejo, 2022, Vaccine: X.

Thymic Function-Related Markers Within the Thymus and Peripheral Blood: Are They Comparable?

E. Ruiz-Mateos, M. Leal, S. Molina-Pinelo, 2006, Journal of Clinical Immunology.

Genotypic resistance profile in treatment-experienced HIV-infected individuals after abacavir and efavirenz salvage regimen.

M. Leal, E. Lissen, A. Vallejo, 2004, Antiviral research.

Melatonin synthesized by Jurkat human leukemic T cell line is implicated in IL‐2 production

Josep M. Guerrero, A. Carrillo-Vico, M. C. Naranjo, 2006, Journal of cellular physiology.

SARS-CoV-2 cellular immune response in uninfected health care workers with prolonged and close exposure to COVID-19 patients

C. Quereda, J. Casado, P. Vizcarra, 2020 .

Development and evaluation of HIV-1 subtype RNA panels for the standardization of HIV-1 NAT assays.

I. Hewlett, R. Taffs, A. Vallejo, 2006, Journal of virological methods.

Discovering HIV related information by means of association rules and machine learning

Miguel Ángel Martínez, Juan Martínez-Romo, Lourdes Araujo, 2022, Scientific Reports.

The CD4/CD8 ratio in HIV-infected subjects is independently associated with T-cell activation despite long-term viral suppression.

J. Zamora, M. Muñoz-Fernández, B. Hernández-Novoa, 2013, The Journal of infection.

Disseminate and fatal cytomegalovirus disease with thymitis in a naive HIV-patient after early initiation of HAART: immune restoration disease?

E. Ruiz-Mateos, M. Leal, M. Genebat, 2006, Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology.

Epidemiology of human T-lymphotropic virus type II (HTLV-II) infection in Spain

J. Eiros, V. Soriano, A. Aguilera, 1996, European Journal of Epidemiology.

Nucleotide sequence and restriction fragment-length polymorphism analysis of human T-cell lymphotropic virus type II (HTLV-II) in southern Europe: evidence for the HTLV-IIa and HTLV-IIb subtypes.

A. Heredia, V. Soriano, I. Hewlett, 1996, Journal of acquired immune deficiency syndromes and human retrovirology : official publication of the International Retrovirology Association.

The effect of intensification with raltegravir on the HIV-1 reservoir of latently infected memory CD4 T cells in suppressed patients

J. Zamora, M. Muñoz-Fernández, E. Muñoz, 2012, AIDS.

Correlation Between Different Methods to Measure Microbial Translocation and Its Association With Immune Activation in Long-Term Suppressed HIV-1–Infected Individuals

B. Hernández-Novoa, S. Moreno, A. Vallejo, 2013, Journal of acquired immune deficiency syndromes.

Effect of the Use of Galectin-9 and Blockade of the TIM-3 Receptor in the Latent Cellular Reservoir of HIV-1

N. Madrid-Elena, S. Moreno, A. Vallejo, 2020, Journal of Virology.

Effect of Hepatitis C Virus Coinfection on Humoral Immune Alterations in Naïve HIV-Infected Adults on HAART: A Three Year Follow-Up Study

E. Ruiz-Mateos, M. Leal, S. Molina-Pinelo, 2005, Journal of Clinical Immunology.

CD4/CD8 ratio improvement in HIV-1-infected patients receiving dual antiretroviral treatment

J. Casado, P. Vizcarra, M. Vivancos, 2019, International journal of STD & AIDS.

[HIV-2 and HTLV-I/II infections in Spain].

B. Rodés, C. Toro, J. Eiros, 2004, Enfermedades infecciosas y microbiologia clinica.

Lost in Translation: Evaluation of Subcutaneous Interferon-β Treatment for SARS-CoV-2 Infection in Real Life

J. Casado, P. Vizcarra, A. Vallejo, 2022, Journal of clinical medicine.

Analysis of the Immunogenicity of mRNA-1273 SARS-CoV-2 Vaccine in Breast Cancer Patients Treated With Cyclin-Dependent Kinases 4 and 6 Inhibitors (CDKi): Limited T-Cell Immunity Despite Satisfactory Humoral Response.

A. Carrato, F. Longo, J. Casado, 2021 .

Limited T cell response to SARS-CoV-2 mRNA vaccine among patients with cancer receiving different cancer treatments

A. Carrato, F. Longo, J. Casado, 2022, European Journal of Cancer.

Cellular Responses to Membrane and Nucleocapsid Viral Proteins Are Also Boosted After SARS-CoV-2 Spike mRNA Vaccination in Individuals With Either Past Infection or Cross-Reactivity

J. Casado, P. Vizcarra, A. Vallejo, 2022, Frontiers in Microbiology.

BNT162b2 mRNA COVID-19 vaccine Reactogenicity: The key role of immunity

J. Casado, P. Vizcarra, A. Vallejo, 2021, Vaccine.

T‐cell response after first dose of BNT162b2 SARS‐CoV‐2 vaccine among healthcare workers with previous infection or cross‐reactive immunity

J. Casado, P. Vizcarra, A. Vallejo, 2021, Clinical & translational immunology.

Fecal microbiota transplantation in HIV: A pilot placebo-controlled study

M. Osman, J. Zamora, M. Gosalbes, 2021, Nature Communications.

Risk, Diagnostic and Predictor Factors for Classical Hodgkin Lymphoma in HIV-1-Infected Individuals: Role of Plasma Exosome-Derived miR-20a and miR-21

M. Leal, Y. Pacheco, C. Quereda, 2020, Journal of clinical medicine.

HTLV-2 Enhances CD8+ T Cell-Mediated HIV-1 Inhibition and Reduces HIV-1 Integrated Proviral Load in People Living with HIV-1

C. Quereda, M. Pérez-Elías, J. Casado, 2022, Viruses.

Toll-like receptor 9 1635A/G polymorphism is associated with HIV-1 rebound after four weeks of interruption of antiretroviral therapy.

M. Leal, M. González-Escribano, S. Molina-Pinelo, 2020, Journal of acquired immune deficiency syndromes.

CD8 TCR β chain repertoire expansions and deletions are related with immunologic markers in HIV-1-infected patients during treatment interruption.

M. Leal, A. Vallejo, A. Gonzalez-Serna, 2013, Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology.

Brief Report: Reduced Cell-Associated HTLV-2 DNA in Antiretroviral Treated HIV-1–HCV-Coinfected Patients Who Either Received Interferon-&agr;/Ribavirin-Based Hepatitis C Therapy or Had Spontaneous HCV RNA Clearance

C. Quereda, S. Moreno, M. Pérez-Elías, 2015, Journal of acquired immune deficiency syndromes.

Blood Bacterial Profiles Associated with HIV Infection and Immune Recovery.

F. Servant, M. Ferrer, B. Lelouvier, 2020, The Journal of infectious diseases.

Mycosis fungoides and Sezary syndrome are not associated with HTLV‐I infection: an international study

Moudgil, D. Catovsky, E. Matutes, 1997, British journal of haematology.

Switching to dual antiretroviral regimens is associated with improvement or no changes in activation and inflammation markers in virologically suppressed HIV‐1‐infected patients: the TRILOBITHE pilot study

J. Casado, A. Vallejo, M. Molano, 2019, HIV medicine.

Transient increment of HTLV-2 proviral load in HIV-1-co-infected patients during treatment intensification with raltegravir.

A. Vallejo, C. Cabrera, M. Abad-Fernández, 2014, Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology.

High levels of CD4+ CTLA-4+ Treg cells and CCR5 density in HIV-1-infected patients with visceral leishmaniasis

S. Moreno, A. Vallejo, F. Dronda, 2015, European Journal of Clinical Microbiology & Infectious Diseases.

Changes in the immune response after treatment with benznidazole versus no treatment in patients with chronic indeterminate Chagas disease.

R. López-Vélez, B. Monge-Maillo, J. Pérez-Molina, 2016, Acta tropica.

Absence of HTLV-1/2 infection among HCV-infected patients with no HIV-1/2 infection in Spain.

E. Loza, A. Vallejo, M. Mateos, 2015, Journal of Clinical Virology.

HTLV‐I/II Infection among Immigrants to Spain

V. Soriano, M. Gutiérrez, A. Vallejo, 1994, Vox sanguinis.

Visceral leishmaniasis as an independent cause of high immune activation, T‐cell senescence, and lack of immune recovery in virologically suppressed HIV‐1‐coinfected patients

S. Moreno, A. Vallejo, M. Abad-Fernández, 2015, HIV medicine.

Absence of human T‐lymphotropic virus type I tax sequences in a population of normal blood donors in the Baltimore, MD/Washington, DC, area: results from a multicenter study

D. Gallahan, I. Hewlett, R. Lal, 1999, Transfusion.

Epidemiology of HTLV-I Infection in Spain

A. Aguilera, J. González-lahoz, E. Calderón, 1996 .

HTLV-2b among HIV type 1-coinfected injecting drug users in Spain.

S. Moreno, A. Vallejo, F. Dronda, 2010, AIDS research and human retroviruses.

Impact of SARS-CoV-2-specific memory B cells on the immune response after mRNA-based Comirnaty vaccine in seronegative health care workers

J. Casado, P. Vizcarra, A. Vallejo, 2022, Frontiers in Microbiology.

Seroreversion in Patients with End‐Stage HIV Infection

V. Soriano, J. González-lahoz, M. Gutiérrez, 1994, Vox Sanguinis.

Effects of Immunonutrition in Advanced Human Immunodeficiency Virus Disease: A Randomized Placebo-controlled Clinical Trial (Promaltia Study)

M. Gosalbes, A. Moya, J. Vázquez-Castellanos, 2018, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Epidemiology of HIV-2 infection in Spain

A. Heredia, V. Soriano, I. Hewlett, 1996, European Journal of Clinical Microbiology and Infectious Diseases.

Genetic analysis of human immunodeficiency virus type 2 strains from Spain.

A. Heredia, V. Soriano, I. Hewlett, 1998, AIDS research and human retroviruses.

Intensification of Antiretroviral Therapy with a CCR5 Antagonist in Patients with Chronic HIV-1 Infection: Effect on T Cells Latently Infected

J. Zamora, M. Muñoz-Fernández, E. Muñoz, 2011, PloS one.

Nucleotide sequence analysis of the accessory genes of HIV-1 group O isolates.

I. Hewlett, L. Zekeng, A. Vallejo, 2003, Virus research.

Prevalence and factors involved in discordant responses to highly active antiretroviral treatment in a closely followed cohort of treatment-naïve HIV-infected patients.

M. Leal, G. Fernández, M. Muñoz-Fernández, 2005, Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology.

Immunovirologic characteristics of human immunodeficiency virus-infected patients consisting mainly of injecting drug users on highly active antiretroviral treatment with prolonged virologic failure.

E. Ruiz-Mateos, M. Leal, S. Molina-Pinelo, 2006, Viral immunology.

New signatures of poor CD4 cell recovery after suppressive antiretroviral therapy in HIV-1-infected individuals: involvement of miR-192, IL-6, sCD14 and miR-144

J. Blanco, M. Leal, I. Rosado-Sánchez, 2020, Scientific Reports.

Sequence analysis of the V1/V2 and V3 domains in an HIV-seronegative AIDS patient.

A. Heredia, V. Soriano, I. Hewlett, 1995, AIDS research and human retroviruses.

HTLV‐I‐Associated Illnesses in Spain

V. Soriano, A. Aguilera, E. Calderón, 1995 .

HTLV-I and HTLV-II in Africans.

J. González-lahoz, M. Gutiérrez, A. Vallejo, 1995, Genitourinary medicine.

HTLV‐II Subtype b Among Injecting Drug Users in Spain

A. Vallejo, Alfredo García‐SáiAz, 1994, Vox Sanguinis.

Dynamics of the HIV-1 latent reservoir after discontinuation of the intensification of antiretroviral treatment: results of two clinical trials

J. Zamora, M. Muñoz-Fernández, B. Hernández-Novoa, 2013, AIDS.

Lower expression of plasma-derived exosome miR-21 levels in HIV-1 elite controllers with decreasing CD4 T cell count.

M. Plana, M. Arnedo, J. Benito, 2019, Journal of microbiology, immunology, and infection = Wei mian yu gan ran za zhi.

Expansion of CD56dimCD16neg NK Cell Subset and Increased Inhibitory KIRs in Hospitalized COVID-19 Patients

C. Quereda, J. Casado, P. Vizcarra, 2021, Viruses.

Discordant Humoral and T-Cell Response to mRNA SARS-CoV-2 Vaccine and the Risk of Breakthrough Infections in Women with Breast Cancer, Receiving Cyclin-Dependent Kinase 4 and 6 Inhibitors

A. Carrato, F. Longo, J. Casado, 2023, Cancers.

Effects of Different Antigenic Stimuli on Thymic Function and Interleukin-7/CD127 System in Patients with Chronic HIV Infection

Felipe García, M. Plana, T. Pumarola, 2014, Journal of acquired immune deficiency syndromes.

Prevalence and resistance mutations of non-B HIV-1 subtypes among immigrants in Southern Spain along the decade 2000-2010

M. Leal, F. Fernández-Cuenca, P. Viciana, 2011, Virology Journal.

V3-loop and nef gene sequences of HIV-1 isolates from a hemophiliac cohort with long-term non-progressive infection.

A. Heredia, I. Hewlett, V. Soriano, 1999, AIDS.

High CD8 T cell percentage and HCV replication control are common features in HIV-1 controllers and HTLV-2-co-infected patients with a history of injection drug use.

E. Ruiz-Mateos, M. Leal, L. Tarancón-Díez, 2019, Virus research.

Progressive and parallel decline of humoral and T cell immunity in convalescent health care workers with asymptomatic or mild-moderate SARS-CoV-2 infection

J. Casado, P. Vizcarra, A. Vallejo, 2021, The Journal of infectious diseases.

mRNA-based SARS-CoV-2 Comirnaty vaccine elicits weak and short specific memory B cell response in individuals with no previous infection

J. Casado, P. Vizcarra, A. Vallejo, 2023, Frontiers in Immunology.

Impact of Previous Common Human Coronavirus Exposure on SARS-CoV-2-Specific T-Cell and Memory B-Cell Response after mRNA-Based Vaccination

J. Casado, P. Vizcarra, A. Vallejo, 2023, Viruses.

SARS CoV-2 infections in healthcare workers with a pre-existing T-cell response: a prospective cohort study

J. Casado, P. Vizcarra, A. Vallejo, 2021, Clinical Microbiology and Infection.

Influence of hepatitis C and hepatitis G virus co-infection on viral and cellular dynamics in patients infected with human immunodeficiency virus following interruption of highly active anti-retroviral therapy.

M. Leal, A. Vallejo, M. Abad, 2006, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

New signatures of poor CD4 cell recovery after suppressive antiretroviral therapy in HIV-1-infected individuals: involvement of miR-192, IL-6, sCD14 and miR-144

J. Blanco, M. Leal, I. Rosado-Sánchez, 2020, Scientific Reports.

Phylogenetic analysis of HIV type 2 strains from Portugal.

A. Heredia, V. Soriano, I. Hewlett, 1998, AIDS research and human retroviruses.

Genetic analysis of an HIV type 2 subtype B virus from a Spanish individual with AIDS.

A. Heredia, V. Soriano, I. Hewlett, 1997, AIDS research and human retroviruses.

Evidence of HIV-2 infection in Equatorial Guinea (central Africa): partial genetic analysis of a B subtype virus.

A. Heredia, V. Soriano, I. Hewlett, 1997, AIDS research and human retroviruses.

The CD4/CD8 ratio in HIV-infected subjects is independently associated with T-cell activation despite long-term viral suppression.

J. Zamora, M. Muñoz-Fernández, B. Hernández-Novoa, 2013, The Journal of infection.

Expanding HIV clinical monitoring: the role of CD4, CD8, and CD4/CD8 ratio in predicting non-AIDS events

Miguel Ángel Martínez, B. Rodés, E. Poveda, 2023, EBioMedicine.