Evidence map›Paper›PMID 40075608›Full record

ReviewCancers2025

Advances in CDK4 and 6 Inhibitors: Transforming Breast Cancer Treatment.

Sonia Santander Ballestín, María Abadía Labena, Ana Avedillo-Salas, Cristina Marco Continente, Marina Arribas Blázquez, María José Luesma Bartolomé

Abstract readReview
In one paragraph

Review in Cancers, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Article
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

6 authors.

Sonia Santander BallestínDepartment of Pharmacology, Phisiology, and Legal-Forensic Medicine, Faculty of Health and Sports Sciences, University of Zaragoza, 22001 Huesca, Spain.
María Abadía LabenaSpecialist in Anesthesiology and Reanimation Service, Universitary Clinic Hospital "Lozano Blesa", Servicio Aragonés de Salud, 50009 Zaragoza, Spain.
Ana Avedillo-SalasDepartment of Pharmacology, Phisiology, and Legal-Forensic Medicine, Faculty of Medicine, University of Zaragoza, 50009 Zaragoza, Spain.ORCID 0000-0003-2153-0417
Cristina Marco ContinenteGeneral and Digestive Surgery, Mérida Hospital Complex, 06800 Mérida, Spain.ORCID 0000-0002-6697-4516
Marina Arribas BlázquezDepartment of Pharmacology and Toxicology, Veterinary Faculty, Universidad Complutense de Madrid, Avda/Puerta de Hierro s/n, 28040 Madrid, Spain.ORCID 0000-0002-7074-3833
María José Luesma BartoloméDepartment of Human Anatomy and Histology, Faculty of Medicine, University of Zaragoza, Domingo Miral s/n, 50009 Zaragoza, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

objectivesBreast cancer is the most common malignant neoplasm worldwide and the most prevalent one among women. It represents the leading cause of cancer-related death among females. Cyclin-dependent kinase 4 and 6 inhibitors disrupt the cell cycle, inducing cellular senescence and, ultimately, apoptosis. Consequently, they have become a novel type of adjuvant therapy for the treatment of advanced or metastatic breast cancer characterised by positive hormone receptors and human epidermal growth factor receptor 2 (HER-2) negative.

methodsA systematic review was conducted, analysing the available literature on cyclin-dependent kinase 4 and 6 inhibitors published over the last five years. The aim was to evaluate the efficacy and safety of adding these drugs to the standard endocrine therapy for this pathology.

resultsThe combination of cyclin-dependent kinase 4 and 6 inhibitors with endocrine therapy was shown to improve progression-free survival, overall survival, and chemotherapy-free intervals in patients who received this combination therapy.

conclusionsThe addition of CDK4/6 inhibitors to endocrine therapy in the treatment of advanced or metastatic breast cancer with positive hormone receptors and HER-2 negative significantly improved PFS, median survival, and chemotherapy-free intervals compared with the use of hormonal treatments alone or in combination with a placebo. Currently, CDK4/6 inhibitors are becoming established as a new standard treatment for this pathology, offering lower toxicity than chemotherapy. However, it is necessary to deeply investigate the mechanisms of treatment resistance and develop effective therapies to overcome them.

Indexed as

breast cancercyclin-dependent kinase 4 and 6 inhibitorsendocrine therapyhormone therapymetastasis

Identifiers

PMID40075608
PMCPMC11899617

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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.