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Protecting Your Stomach: How Stem Cells Combat Gastric Ulcers

Protecting Your Stomach: Delve into the fascinating world of gastric stem cells and their remarkable defense mechanisms against the notorious Helicobacter pylori. This article unveils groundbreaking research from Charité-Universitätsmedizin Berlin and the Max Planck Institute of Infection Biology. Shedding light on how these cells protect against the risk of gastric cancer.

Unveiling the Battle Within

How Gastric Stem Cells Combat Bacteria

In a groundbreaking study conducted by researchers from Charité-Universitätsmedizin Berlin and the Max Planck Institute of Infection Biology (United States). The active defense mechanism of gastric stem cells against Helicobacter pylori has been discovered. Uncover the intricate details of this cellular battle.

The Global Threat of Helicobacter pylori

With approximately 50% of the world’s population infected, Helicobacter pylori stands as the most significant risk factor for gastric cancer. Learn how it colonizes the gastric epithelium, potentially causing DNA damage in epithelial cells.

Understanding the Risk

Short-Lived Cells vs. Long-Term Damage

Most affected cells have a short lifespan, swiftly replaced in a matter of days. This rapid turnover minimizes the impact of DNA damage. The scenario changes when the bacteria target the long-living gastric stem cells. Discover the potential consequences and the importance of safeguarding these crucial cells.

The Silent Threat: DNA Damage in Stem Cells

Located deep within the gastric gland, stem cells diligently produce cells destined to replace surface mucosal cells. If the DNA of these stem cells is damaged by H. pylori, it can lead to the development of ulcers, escalating the risk of gastric cancer.

The Protective Role of Gastric Stem Cells

Strategic Protein Release

Specifically, in a revelation published in ‘Nature Cell Biology,‘ researchers demonstrate that gastric stem cells actively release a protein known as intelectin 1 into their environment. This protein binds to the surface of bacteria. Causing them to agglutinate, preventing them from entering the gastric gland cavity and damaging the resident stem cells.

The Trigger: R-espondin 3

The production of intelectin 1 is triggered by R-espondin 3, a signaling molecule known to stimulate stem cell proliferation. As soon as the body recognizes damage caused by H. pylori, the secretion of R-espondin 3 increases, initiating the protective response.

Protecting Your Stomach

Stem Cells for Ulcers

Beyond Defense: Intelectin 1 Production

First, The body’s response to Helicobacter pylori infection involves not only stem cell proliferation but also the production of intelectin 1. Secondly, this protein, released by neighboring gastric stem cells, actively protects the stem cell niche against pathogen invasion.

Preventing Severe Consequences

This intricate mechanism enables the body to prevent the most severe consequences of infection. Such as gastric ulcers and gastric cancer. Discover the interconnected roles of signaling molecules, stem cells, and antibacterial proteins in safeguarding gastric health.

FAQs: Answers to Your Queries

How does Helicobacter pylori damage DNA in gastric cells?

H. pylori can cause DNA damage in gastric cells by colonizing the gastric epithelium and inducing changes that impact the DNA of epithelial cells.

Why are gastric stem cells crucial in preventing gastric cancer?

Gastric stem cells, with a longer lifespan than other cells, play a vital role in maintaining gastric health. If damaged, they can contribute to the development of ulcers, increasing the risk of gastric cancer.

What is the role of intelectin 1 in the defense mechanism?

Intelectin 1, released by gastric stem cells, binds to the surface of H. pylori, preventing them from entering the gastric gland cavity and protecting stem cells from potential damage.

How does R-espondin 3 contribute to stem cell protection?

R-espondin 3 is a signaling molecule that triggers the production of intelectin 1. Stimulating stem cell proliferation and initiating a protective response against H. pylori.

Can H. pylori infection lead to gastric ulcers and cancer?

Yes, H. pylori infection is a significant risk factor for gastric ulcers and gastric cancer. Especially if the infection impacts gastric stem cells.

How can I improve my gastric health to prevent H. pylori-related issues?

Maintaining overall digestive health through a balanced diet, regular exercise, and seeking medical advice if experiencing persistent symptoms can contribute to preventing H. pylori-related issues.


In conclusion, understanding the dynamic relationship between gastric stem cells and Helicobacter pylori sheds light on innovative approaches to gastric health. Finally, The intricate defense mechanisms involving intelectin 1 and R-espondin 3 showcase the marvels of the human body’s ability to protect against potential threats.

Thereafter, be sure to visit our article What are stem cells?

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We specialize in treatments with human stem cells, led by Dr. Juan Antonio Garza Quintanilla, a specialist in stem cells. With over 36 years of research and clinical experience, we have proven the effectiveness of regenerative medicine and its incredible benefits for people who decide to recover their health.

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