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This journal publishes original research articles, systematic reviews, and meta-analyses that have not been published or submitted elsewhere. Manuscripts must be written in clear, formal academic English and prepared strictly according to the journal’s official template. Submissions that do not comply with these guidelines will be returned without review.

1. General Format

  • File Format: Microsoft Word (.doc or .docx)
  • Template: Authors must strictly use the official journal template.
  • Font: Palatino Linotype
  • Font Sizes:
    • Title: 14 pt, bold, sentence case, left-aligned
    • Author names: 11 pt
    • Affiliations: 9 pt, italic
    • Corresponding author note: 9 pt
    • Abstract title: 10 pt, bold; Abstract content: 9 pt
    • Keywords: 9 pt
    • Main text: 11 pt, justified
    • Tables and figure legends: 8–11 pt
    • References: 11 pt
    • Author Contributions, Acknowledgments, Conflicts of Interest, Abbreviations: 9 pt
  • Line Spacing: Single (1.0)
  • Page Size: A4 (21 × 29.7 cm), margins 2.54 cm on all sides
  • Paragraph Alignment: Fully justified
  • Not allowed: Page numbers, headers, footers, watermarks, decorative formatting

2. Manuscript Structure

2.1 Title

Concise, informative, reflecting novelty (14 pt, bold, left-aligned).

2.2 Authors and Affiliations

Provide author names and institutions, with superscript numbering for affiliations. Corresponding author’s email must be indicated.

Format: Firstname Lastname1, Firstname Lastname2, …

Affiliations marked with numbered superscripts (1, 2, …).

Example:

Author Name1, Author Name2, Author Name3 

1 Affiliation 1 

2 Affiliation 2 

Correspondence: author@email.com

2.3 Abstract

  • Length: 100–200 words, single paragraph, no subheadings.
  • Must include: Background, Methods, Results, Conclusion.
  • Written in past tense, informative, self-explanatory.
  • No citations or undefined abbreviations.
  • Heading: 10 pt, bold; Text: 9 pt, justified.

2.4 Keywords

Five to six keywords, separated by semicolons, aligned left (9 pt).

2.5 Introduction

The Introduction must provide:

  • Must include: (1) background, (2) objectives, (3) contributions, (4) novelty/originality.
  • Cite recent and relevant literature (preferably last 10 years).
  • Conclude this section by clearly stating the main objective of the study, ensuring the transition into the methods section is smooth.

2.6 Materials and Methods

Provide sufficient detail for reproducibility. This section must include:

  • Study Design: Clearly state if it is experimental, observational, or other
  • Population and Sample: Describe study population, sampling methods, inclusion/exclusion criteria, and ethical considerations
  • Variables: Define both independent and dependent variables
  • Operational Definitions: Provide clear definitions of variables or measurements used
  • Instruments: Specify tools, laboratory equipment, or questionnaires used
  • Protocols: Describe standardized experimental or observational procedures
  • Statistical Analysis: Include name and version of software used, statistical tests, confidence intervals, significance thresholds (e.g., p-values)
  • Ethics Statement: Research involving humans must follow the Declaration of Helsinki and receive IRB approval; animal studies must have IACUC approval. State approval number and informed consent procedures. If not applicable, write: “Ethical approval was not required for this study.”

2.7 Results and Discussion

  • Present processed data (not raw) in a clear narrative.
  • Maximum of 8 tables/figures.
  • Discussion should interpret findings, compare with prior studies, highlight implications, limitations, and novelty.
  • Must be written in paragraphs, not bullet points.

2.8 Conclusion

In preparing the Conclusion section, authors must aim for clarity, brevity, and alignment with the study’s core objective. Do not repeat data from the Results or Discussion, nor introduce new findings. Instead, integrate the main outcomes into a concise summary that reaffirms the study’s central contribution.

  • Restate the major result in distilled form, emphasizing relevance to the research question.
  • Articulate implications supported by data, avoiding speculation.
  • State how findings fill a gap in the literature or address an untested hypothesis.
  • If appropriate, cautiously mention future research or applications.
  • End with a declarative sentence encapsulating the study’s key message.

Example – Technical Biomedical Study: “In conclusion, this study provides evidence that the ethanolic extract and ethyl acetate fraction of Sechium edule enhance insulin signaling and pancreatic β-cell regeneration in a type 2 diabetic rat model. These findings suggest a mechanistic basis for the antidiabetic effect of this plant and support its potential as a bioactive adjunct in diabetes management. Future research should explore its efficacy and safety in clinical settings.”

2.9 Author Contributions (9 pt, Palatino Linotype)

Each author’s role must be declared (e.g., conceptualization, methodology, formal analysis, writing, supervision, funding).

2.10 Acknowledgments (9 pt, Palatino Linotype)

Recognize individuals or institutions who contributed but do not qualify for authorship. If AI tools were used, disclosure is mandatory.

2.11 Conflicts of Interest (9 pt, Palatino Linotype)

Authors must declare any potential conflicts. If none: “The authors declare no conflict of interest.”

2.12 Abbreviations (9 pt, Palatino Linotype)

Provide a list of abbreviations used. Define each abbreviation at first use.

2.13 References

APA 7th edition, minimum 15 references, 85% primary sources, preferably last 10 years. Use reference managers (Mendeley, Zotero, EndNote).

2.14 Tables and Figures

  • Number sequentially (Table 1, Figure 1, …)
  • Tables: 8–11 pt, no vertical lines, only top/bottom horizontal lines
  • Figures: High quality, preferably black-and-white
  • All tables and figures must be placed after the References section

3. File Naming & Submission

  • File name format: docx (e.g., Siahaan_DiabeticExtract.docx)
  • Submission through the OJS system only (email submissions not accepted).

Authors must ensure that all submissions comply with the following requirements before final submission:

  1. The manuscript follows the Author Guidelines in terms of structure, format, and referencing style.
  2. The manuscript is original, not previously published, and not under consideration in another journal.
  3. Plagiarism check has been conducted at least twice: (a) before initial submission and (b) after the final revision, with similarity within the journal’s acceptable threshold.
  4. All references cited in the manuscript are accurate, complete, and up to date.
  5. All tables and figures are numbered, titled, and clearly referenced in the text.
  6. Authors have obtained permission for all third-party materials (figures, datasets, photos, or tools).
  7. Authors have disclosed any conflicts of interest and provided funding acknowledgment (if applicable).
  8. Authors agree to comply with the journal’s peer review process, editorial decisions, and publication ethics.