To address your questions about pathway enrichment analysis as described in the scientific article, let's break down each point based on typical practices and the specific details provided:

1. **Tool Used for Pathway Enrichment Analysis:**
   - The article does not explicitly mention a specific tool used for pathway enrichment analysis.

2. **Tool Version Number Provided:**
   - Not described in the article. There is no mention of any version number related to tools.

3. **Gene Set Library Queried (e.g., GO, KEGG, Reactome, or other):**
   - The article does not specify which gene set library was queried for pathway enrichment analysis.

4. **Background Gene List Defined for Pathway Enrichment Analysis:**
   - Not described in the article. There is no information provided about a background gene list being defined.

5. **Statistical Test Used for Enrichment Analysis:**
   - The specific statistical test used for enrichment analysis is not detailed in the article.

6. **False Discovery Rate Correction:**
   - It is not mentioned whether false discovery rate (FDR) correction was employed to control the number of false positives in the pathway enrichment analysis.

Based on these observations, here's a summary table:

| Question                                                      | Answer         |
|---------------------------------------------------------------|----------------|
| Tool used for pathway enrichment analysis                     | Not described  |
| Tool version number provided                                  | Not described  |
| Gene set library queried (e.g., GO, KEGG, Reactome)           | Not described  |
| Background gene list defined                                   | Not described  |
| Statistical test used for enrichment analysis                 | Not described  |
| False discovery rate correction                                | Not described  |

If you have access to the full text or supplementary materials of the article, there might be additional details that are not covered in the abstract or sections typically summarized.