This workflow follows the Gmail → Googlegemini recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "GenMedInfo Newsletter",
"nodes": [
{
"parameters": {
"rule": {
"interval": [
{
"field": "weeks",
"triggerAtDay": [
1
],
"triggerAtHour": 7
}
]
}
},
"type": "n8n-nodes-base.scheduleTrigger",
"typeVersion": 1.3,
"position": [
-64,
0
],
"id": "ae71faa5-8145-4600-a6f8-82b237d9918d",
"name": "Schedule Trigger"
},
{
"parameters": {
"url": "https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi",
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "db",
"value": "pubmed"
},
{
"name": "retmode",
"value": "json"
},
{
"name": "retmax",
"value": "30"
},
{
"name": "datetype",
"value": "pdat"
},
{
"name": "mindate",
"value": "={{ $json.date_min }}"
},
{
"name": "maxdate",
"value": "={{ $json.date_max }}"
},
{
"name": "term",
"value": "=(clinical bioinformatics OR genomic medicine OR multi-omics OR transcriptomics OR epigenomics) AND (tools OR software OR pipeline OR analysis)"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.3,
"position": [
384,
0
],
"id": "8da99983-ef24-4e76-9da5-655296e02676",
"name": "PUBMED IDs search"
},
{
"parameters": {
"modelId": {
"__rl": true,
"value": "models/gemini-2.5-flash",
"mode": "list",
"cachedResultName": "models/gemini-2.5-flash"
},
"messages": {
"values": [
{
"content": "={{ $json.data }}"
}
]
},
"builtInTools": {},
"options": {
"systemMessage": "=You are the Editor-in-Chief of \"GenMedInfo Weekly\", an elite newsletter covering Clinical Bioinformatics and Genomics.\n\nYOUR DATA SOURCE:\nYou will receive an XML containing multiple articles (<PubmedArticle>).\n\nYOUR TASK:\n1. READING: Analyze the <ArticleTitle>, <AbstractText>, and <PMID> fields.\n2. CURATION: Select the 5 to 7 most impactful articles (New tools, pipelines, multi-omics, clinical variants).\n - EXCLUDE: Articles on fish, botany, or agriculture. Focus on humans/mice.\n3. SYNTHESIS: Summarize each article in 2-3 sentences focusing on practical utility.\n4. GENERATION: Generate the final HTML code by filling out the template below EXACTLY. Do not alter colors, fonts, or style structure.\n\nMANDATORY HTML TEMPLATE:\n--------------------------------------------------\n<!DOCTYPE html>\n<html>\n<head>\n <meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n</head>\n<body style=\"font-family:'Helvetica Neue',Arial,sans-serif;margin:0;padding:20px;background-color:#f4f7f6;color:#333\">\n\n <div style=\"max-width:700px;margin:20px auto;background-color:#ffffff;padding:30px;border-radius:8px\">\n <h1 style=\"color:#0056b3;text-align:center;margin-bottom:5px;font-size:28px\">GenMedInfo Weekly</h1>\n <p style=\"text-align:center;color:#666;font-size:14px;margin-top:0;padding-bottom:20px;border-bottom:1px solid #eee\">Issue Date: [INSERT TODAY'S DATE]</p>\n\n <h2 style=\"color:#2c3e50;margin-top:30px;margin-bottom:25px;font-size:22px\">Curated Insights for Data Scientists & Bioinformaticians</h2>\n\n <div style=\"margin-bottom:30px;padding:20px;border-left:4px solid #0056b3;background-color:#f9f9f9;border-radius:5px\">\n <h3 style=\"color:#0056b3;margin-top:0;margin-bottom:10px;font-size:18px\">\n <a href=\"https://pubmed.ncbi.nlm.nih.gov/[INSERT_PMID]/\" target=\"_blank\" style=\"color:#0056b3;text-decoration:none;font-weight:bold\">\n [INSERT ARTICLE TITLE]\n </a>\n </h3>\n <p style=\"font-size:13px;color:#555;margin-bottom:10px\">[FIRST AUTHOR] et al.</p>\n <p style=\"line-height:1.6;font-size:15px;margin-bottom:15px\">\n [INSERT AI GENERATED SUMMARY]\n </p>\n <a href=\"https://pubmed.ncbi.nlm.nih.gov/[INSERT_PMID]/\" target=\"_blank\" style=\"display:inline-block;padding:8px 15px;background-color:#0056b3;color:#ffffff;text-decoration:none;border-radius:4px;font-size:14px\">Read on PubMed</a>\n </div>\n <p style=\"text-align:center;margin-top:40px;font-size:12px;color:#999\">\u00a9 2026 GenMedInfo Weekly. All rights reserved.</p>\n </div>\n\n</body>\n</html>\n--------------------------------------------------\n\nFINAL RULES:\n- Do not use Markdown (```html).\n- Deliver only raw code starting with <!DOCTYPE html>.\n- Keep all inline CSS exactly as in the template above.\n- Ensure all content is written in English."
}
},
"type": "@n8n/n8n-nodes-langchain.googleGemini",
"typeVersion": 1.1,
"position": [
800,
112
],
"id": "a1a8c64c-0a88-4598-9101-15d184078085",
"name": "Message a model",
"credentials": {}
},
{
"parameters": {
"sendTo": "",
"subject": "=\ud83e\uddec GenMedInfo Weekly: Updates for {{ $now.format(\"'week' WW\") }} - 2026",
"message": "={{ $json.content.parts[0].text }}",
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.2,
"position": [
1152,
112
],
"id": "ba5e63be-1e70-4784-9c7f-0adb9e9c0337",
"name": "Send a message",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"url": "https://eutils.ncbi.nlm.nih.gov/entrez/eutils/efetch.fcgi",
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "db",
"value": "pubmed"
},
{
"name": "retmode",
"value": "text"
},
{
"name": "retmode",
"value": "medline"
},
{
"name": "=id",
"value": "={{ $node[\"PUBMED IDs search\"].json[\"esearchresult\"][\"idlist\"].join(\",\") }}"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.3,
"position": [
592,
0
],
"id": "b788527e-4d11-4a7d-aaeb-184c9575ca39",
"name": "PUBMED Download data"
},
{
"parameters": {
"content": "## Note\nAdd your Gemini API key here.",
"height": 96,
"width": 192,
"color": 6
},
"type": "n8n-nodes-base.stickyNote",
"position": [
816,
0
],
"typeVersion": 1,
"id": "783f6fba-ca31-49bc-bf77-69fb4645a04a",
"name": "Sticky Note"
},
{
"parameters": {
"content": "## Note\nAdd an valid email for sending and receiving the newsletter.",
"height": 144,
"width": 150,
"color": 6
},
"type": "n8n-nodes-base.stickyNote",
"position": [
1120,
-48
],
"typeVersion": 1,
"id": "0614df5b-2d01-4529-9816-659e405ac6fa",
"name": "Sticky Note1"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "585c9a0b-e765-47f5-b3aa-65b9a1f18ab8",
"name": "date_max",
"value": "={{ $now.format('yyyy/MM/dd') }}",
"type": "string"
},
{
"id": "06097a8f-cabc-48f0-82d4-b85428fd18d2",
"name": "date_min",
"value": "={{ $now.minus({days: 7}).format('yyyy/MM/dd') }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
160,
0
],
"id": "09ef709e-34bc-4117-8b30-e26a11af3874",
"name": "Setting week range"
},
{
"parameters": {
"content": "## Note\nGets paper ids, for the query search terms. You can change these terms here.",
"width": 150
},
"type": "n8n-nodes-base.stickyNote",
"position": [
352,
-176
],
"typeVersion": 1,
"id": "990c1ffe-6b31-4fc6-aeef-7e70a83e81f2",
"name": "Sticky Note2"
},
{
"parameters": {
"content": "## Note\nDownload IDs data from pubmed.",
"width": 150
},
"type": "n8n-nodes-base.stickyNote",
"position": [
560,
-176
],
"typeVersion": 1,
"id": "0522077d-ef47-4ab0-90b0-285108020d21",
"name": "Sticky Note3"
},
{
"parameters": {
"content": "## Note\nSets the week range for the e-utils query.",
"width": 150
},
"type": "n8n-nodes-base.stickyNote",
"position": [
128,
-176
],
"typeVersion": 1,
"id": "a489e910-c400-4d71-b59f-e51bb218a9c1",
"name": "Sticky Note4"
},
{
"parameters": {
"content": "## Note\nTrigger that activates the workflow. Default: 7:00am at Mondays.",
"width": 150
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-96,
-176
],
"typeVersion": 1,
"id": "657c7acc-b208-4c7e-807a-7b5cb61e28f4",
"name": "Sticky Note5"
}
],
"connections": {
"Schedule Trigger": {
"main": [
[
{
"node": "Setting week range",
"type": "main",
"index": 0
}
]
]
},
"PUBMED IDs search": {
"main": [
[
{
"node": "PUBMED Download data",
"type": "main",
"index": 0
}
]
]
},
"Message a model": {
"main": [
[
{
"node": "Send a message",
"type": "main",
"index": 0
}
]
]
},
"PUBMED Download data": {
"main": [
[
{
"node": "Message a model",
"type": "main",
"index": 0
}
]
]
},
"Setting week range": {
"main": [
[
{
"node": "PUBMED IDs search",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1",
"availableInMCP": false
},
"versionId": "d16ec5b6-4170-4ae2-8e0f-65a40a383b2f",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "0dFD59q4kIdYC1GX4_6ij",
"tags": [
{
"updatedAt": "2026-01-30T01:08:06.712Z",
"createdAt": "2026-01-30T01:08:06.712Z",
"id": "FV5dSJnYCeNElM8c",
"name": "Genetics"
},
{
"updatedAt": "2026-01-30T01:07:28.290Z",
"createdAt": "2026-01-30T01:07:28.290Z",
"id": "HgOWCcUh5PCmf42L",
"name": "Bioinformatics"
},
{
"updatedAt": "2026-01-30T01:07:35.218Z",
"createdAt": "2026-01-30T01:07:35.218Z",
"id": "kTIDqllVjzca8zVs",
"name": "Science"
}
]
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
gmailOAuth2
Pro
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About this workflow
GenMedInfo Newsletter. Uses httpRequest, googleGemini, gmail. Scheduled trigger; 12 nodes.
Source: https://gist.github.com/joaoluna-dev/271efc2613576c87ce13405b04129471 — original creator credit. Request a take-down →
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