Evidence map›Paper›PMID 35366890›Full record

ArticleJournal of nanobiotechnology2022

Bacteria-driven hypoxia targeting delivery of chemotherapeutic drug proving outcome of breast cancer.

Susu Xiao, Huan Shi, Yan Zhang, Yu Fan, Li Wang, Li Xiang, Yanlin Liu, Ling Zhao, Shaozhi Fu

Abstract read
In one paragraph

Article in Journal of nanobiotechnology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
–field-weighted citation impact
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

34 citing papers in PubMed.

  1. Review
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  5. Article
  6. Microbial medicines: Unlocking the therapeutic potential of the microbiome in cancer treatment.Journal of controlled release : official journal of the Controlled Release Society · 2026
    Review
  7. Review
  8. Review
  9. Review
  10. Review
  11. Review
  12. Review
  13. EngineeredCancers · 2025
    Review
  14. Review
  15. Article
  16. Review
  17. Review
  18. Review
  19. Review
  20. Insights into the enigma of oral streptococci in carcinogenesis.Microbiology and molecular biology reviews : MMBR · 2024
    Review
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

9 authors.

Susu Xiao *Department of Oncology, The Affiliated Hospital of Southwest Medical University, Luzhou, 646000, People's Republic of China.
Huan Shi *Department of Oncology, The Affiliated Hospital of Southwest Medical University, Luzhou, 646000, People's Republic of China.
Yan Zhang *Department of Oncology, The Affiliated TCM Hospital of Southwest Medical University, Luzhou, 646000, China.
Yu FanDepartment of Oncology, The Affiliated Hospital of Southwest Medical University, Luzhou, 646000, People's Republic of China.
Li WangNuclear Medicine and Molecular Imaging Key Laboratory of Sichuan Province, Luzhou, 646000, China.
Li XiangDepartment of Oncology, The Affiliated Hospital of Southwest Medical University, Luzhou, 646000, People's Republic of China.
Yanlin LiuDepartment of Oncology, The Affiliated Hospital of Southwest Medical University, Luzhou, 646000, People's Republic of China.
Ling ZhaoDepartment of Pharmaceutics, School of Pharmacy of Southwest Medical University, Luzhou, 646000, China.
Shaozhi FuDepartment of Oncology, The Affiliated Hospital of Southwest Medical University, Luzhou, 646000, People's Republic of China. shaozhifu513@swmu.edu.cn.ORCID http://orcid.org/0000-0002-8666-4304

Funding

Department of Science and Technology of Sichuan Province 2020YJ0385
6 · The paper itself

Abstract

Local hypoxia is a common feature of many solid tumors and may lead to unsatisfactory chemotherapy outcomes. Anaerobic bacteria that have an affinity to hypoxic areas can be used to achieve targeted drug delivery in tumor tissues. In this study, we developed a biocompatible bacteria/nanoparticles biohybrid (Bif@DOX-NPs) platform that employs the anaerobic Bifidobacterium infantis (Bif) to deliver adriamycin-loaded bovine serum albumin nanoparticles (DOX-NPs) into breast tumors. The Bif@DOX-NPs retained the targeting ability of B. infantis to hypoxic regions, as well as the cytotoxicity of DOX. The biohybrids were able to actively colonize the hypoxic tumors and significantly increased drug accumulation at the tumor site. The DOX concentration in the tumor masses colonized by Bif@DOX-NPs was 4 times higher than that in the free DOX-treated tumors, which significantly prolonged the median survival of the tumor-bearing mice to 69 days and reduced the toxic side-effects of DOX. Thus, anaerobic bacteria-based biohybrids are a highly promising tool for the targeted treatment of solid tumors with inaccessible hypoxic regions.

Indexed as

NanoparticlesNeoplasmsAnimalsBacteriaDoxorubicinDrug Delivery SystemsHypoxiaMiceDoxorubicinAlbumin nanoparticlesBifidobacterium infantisBiohybridBreast cancerTumor hypoxia

Identifiers

PMID35366890
PMCPMC8976953

What OpenQuestion holds

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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.