Evidence map›Paper›PMID 7568219›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1995

Antibody-targeted superantigens are potent inducers of tumor-infiltrating T lymphocytes in vivo.

M Dohlsten, J Hansson, L Ohlsson, M Litton, T Kalland

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.9field-weighted citation impact, top 14% of its field
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

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

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

21 citing papers in PubMed, 73 citations in OpenAlex.

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  18. Genetically engineered superantigens as tolerable antitumor agents.Proceedings of the National Academy of Sciences of the United States of America · 1997
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

M DohlstenPharmacia Oncology Immunology, Lund, Sweden.
J Hansson
L Ohlsson
M Litton
T Kalland

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recruitment of antigen-specific tumor-infiltrating lymphocytes (TILs) is a major goal for immunotherapy of malignant tumours. We now describe that T-cell-activating superantigens targeted to a tumor by monoclonal antibodies induced large numbers of pseudospecific TILs and eradication of micrometastases. As a model for tumor micrometastases, syngeneic B16 melanoma cells transfected with the human colon carcinoma antigen C215 were injected intravenously into C57BL/6 mice and therapy with an anti-C215 Fab fragment-staphylococcal enterotoxin A (C215Fab-SEA) fusion protein reacting with the C215 antigen was initiated when visible lung metastases were established. More than 90% reduction of the number of lung metastases was observed when mice carrying 5-day-old established lung metastases were treated with C215Fab-SEA. The antitumor effect of C215Fab-SEA was shown to be T-cell-dependent since no therapeutic effect was seen in T-cell-deficient nude mice. Depletion of T-cell subsets by injection of monoclonal antibody demonstrated that CD8+ cells were the most prominent effector cells although some contribution from CD4+ cells was also noted. C215Fab-SEA treatment induced massive tumor infiltration of CD4+ and CD8+ T cells, while only scattered T cells were observed in untreated tumors. SEA treatment alone induced a slight general inflammatory response in the lung parenchyme, but no specific accumulation of T cells was seen in the tumor. TILs induced by C215Fab-SEA were mainly CD8+ but a substantial number of CD4+ cells were also present. Immunohistochemical analysis showed strong production of the tumoricidal cytokines tumor necrosis factor alpha and interferon gamma in the tumor. Thus, the C215Fab-SEA fusion protein targets effector T lymphocytes to established tumors in vivo and provokes a strong local antitumor immune response.

Indexed as

AnimalsAntibodies, MonoclonalAntigens, NeoplasmCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCytokinesEnterotoxinsImmunoglobulin Fab FragmentsLung NeoplasmsLymphocytes, Tumor-InfiltratingMelanoma, ExperimentalMiceMice, Inbred C57BLMice, NudeStaphylococcus aureusSuperantigensAntibodies, MonoclonalAntigens, NeoplasmCytokinesenterotoxin A, StaphylococcalEnterotoxinsImmunoglobulin Fab FragmentsSuperantigens

Identifiers

PMID7568219
PMCPMC40888
OpenAlexW1997546745

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.