Reproducibility readiness
Scored 91 / 100
Read as a narrative review of a topic, without a systematic search, against SANRA.
The article provides a comprehensive narrative review of parental histone recycling at the replication fork. It establishes topic importance, outlines explicit aims, supports arguments with thorough referencing, presents relevant quantitative findings, and discusses existing knowledge gaps and limitations. Competing interests, ethics exemption, and funding sources are also clearly disclosed. As standard for narrative reviews, it does not describe a systematic literature search strategy.
The paper explains why the topic matters
Shown“Because DNA replication and epigenetic inheritance are fundamentally linked to broader organism health, understanding replication-coupled histone recycling should provide new insights into the regulation of cell fate, growth and development, and the origins of cancer, ageing and developmental”
The paper states the review's aims or questions
Shown“In this review, we focus on recent advances in one fundamental aspect of epigenome replication: the recycling of pre-existing histones at the replication fork.”
The paper describes how the literature was searched: databases or sources, dates and search terms
MissingThe paper supports its key statements with references
Shown“This fundamental process has been studied since the 1950s, when the semi-conservative nature of DNA replication was suggested to be an inherent property of its base pairing structure [1–5].”
The paper weighs the strength of the evidence it cites, rather than only listing it
Shown“These seemingly opposite results likely reflect the degree of functional perturbation. Although a complete loss of CAF-1 severely disrupts chromatin assembly, partial reduction of CAF-1 by RNAi knockdown could allow replication to proceed while altering replication dynamics”
The paper presents relevant results of the studies it cites, such as outcomes or numbers
Shown“In these cells, naturally delayed lagging-strand synthesis can result from an approximately 50% reduction in lagging-strand polymerase levels [50].”
The paper names the ethics approval for work on people or animals, and the consent of the people studied
Shown“Ethics. This work did not require ethical approval from a human subject or animal welfare committee.”
The paper says where the data behind the results can be found, or why they cannot be shared
Shown“Data accessibility. This article has no additional data.”
The paper says where the analysis code or scripts can be found, or that no custom code was written
Doesn't applyThe paper states who funded the work, or that it had no funding
Shown“Funding. National Institutes of Health grant 5T32GM007231 and F31HD116510 (B.E.M.D.), National Institutes of Health grant R35GM127075, R01HD102474 and Howard Hughes Medical Institute (X.C.).”
The paper states the authors' competing interests, or that there are none
Shown“Conflict of interest declaration. The authors have a patent filed through the Johns Hopkins Technology Ventures office (US 63/565742). This patent is related to published work that is discussed in this paper (PMID: 40020063, 39345551). B.E.M.D. and X.C. are inventors on this patent.”
The paper discusses the limitations of the study
Shown“Because most mechanistic studies of histone recycling have been performed in homogeneous cell populations or cultured cell lines, the nuances of histone recycling in multicellular organisms present an area ripe for research.”