Evidence map›Paper›PMID 35216197›Full record

ArticleInternational journal of molecular sciences2022

Kaposi's Sarcoma Lesion Progression in BKV-Tat Transgenic Mice Is Increased by Inflammatory Cytokines and Blocked by Treatment with Anti-Tat Antibodies.

Egidio Brocca-Cofano, Cecilia Sgadari, Orietta Picconi, Clelia Palladino, Antonella Caputo, Barbara Ensoli

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Article in International journal of molecular sciences, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed, 0 citations in OpenAlex.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

6 authors at 3 institutions in 2 countries.

Egidio Brocca-CofanoDepartment of Chemical, Pharmaceutical and Agricultural Sciences, University of Ferrara, Via Fossato di Mortara 64B, 44121 Ferrara, Italy.
Cecilia SgadariNational HIV/AIDS Research Center, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy.ORCID 0000-0003-0364-4912
Orietta PicconiNational HIV/AIDS Research Center, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy.
Clelia PalladinoNational HIV/AIDS Research Center, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy.ORCID 0000-0003-0740-5863
Antonella CaputoDepartment of Chemical, Pharmaceutical and Agricultural Sciences, University of Ferrara, Via Fossato di Mortara 64B, 44121 Ferrara, Italy.ORCID 0000-0002-1241-0299
Barbara EnsoliNational HIV/AIDS Research Center, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy.ORCID 0000-0002-0545-8737
Istituto Superiore di Sanità · ITUniversity of Ferrara · ITUniversity of Pittsburgh · US

Funding

Ministero della Salute Role of HIV-1 and HHV-8 in Kaposi's sarcoma and AIDS-associated serous lymphomas
6 · The paper itself

Abstract

Kaposi's sarcoma (KS) is an angioproliferative tumor showing an increased frequency and aggressiveness in HIV-infected subjects (AIDS-KS), due to the combined effects of inflammatory cytokines (IC), angiogenic factors, and the HIV-1 Tat protein. While the introduction of effective combined antiretroviral regimens greatly improved AIDS-KS incidence and course, it continues to be an incurable disease and the development of new rational targeted therapies is warranted. We used the BKV/Tat transgenic mouse model to evaluate the effects of IC and anti-Tat antibodies (Abs) treatment on KS-like lesions arising in BKV/Tat mice. We demonstrated here that IC-treatment increases the severity and delays the regression of KS-like lesions. Further, anti-Tat Abs reduced KS-like lesion severity developing in IC-treated mice when anti-Tat Abs were administered at an early-stage of lesion development as compared to more advanced lesions. Early anti-Tat Abs treatment also accelerated KS-like lesion regression and reduced the rate of severe-grade lesions. This effect was more evident in the first weeks after Ab treatment, suggesting that a longer treatment with anti-Tat Abs might be even more effective, particularly if administered just after lesion development. Although preliminary, these results are encouraging, and the approach deserves further studies for the development of anti-Tat Ab-based therapies for AIDS-KS. Clinical studies specifically addressing the effect of anti-Tat antibodies in treating AIDS-KS are not yet available. Nevertheless, the effectiveness of anti-Tat antibodies in controlling HIV/AIDS progression, likely due to the neutralization of extracellular Tat activities, is suggested by several cross-sectional and longitudinal clinical studies, indicating that anti-Tat Ab treatment or Tat-based vaccines may be effective to treat AIDS-KS patients or prevent the tumor in individuals at risk.

Indexed as

Angiogenesis Inducing AgentsAnimalsAntibodiesAnti-Retroviral AgentsCytokinesDisease Models, AnimalHIV-1MaleMiceMice, TransgenicSarcoma, Kapositat Gene Products, Human Immunodeficiency VirusAngiogenesis Inducing AgentsAntibodiesAnti-Retroviral AgentsCytokinestat Gene Products, Human Immunodeficiency Virusanti-Tat antibodiesBKV/Tat transgenic miceHIV-1 tatinflammatory cytokinesKS-like lesionsKS progressionKS regression

Identifiers

PMID35216197
PMCPMC8874961
OpenAlexW4212821872

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.