Digestive Enzyme Collection

Islet of Langerhans, light micrograph
Islet of Langerhans. Light micrograph of a section through an islet of Langerhans (centre) in the pancreas. This structure is composed of clumps of secretory cells

Nepenthes: tropical pitcher plant
The insectivorous nepenthes plants are epiphitic plants that grow on the branches of trees common in Australia, the Phillipines and Malaysia

Pepsin stomach enzyme F006 / 9767
Pepsin stomach enzyme, molecular model. Pepsin is a protease enzyme that is secreted as part of gastric juice into the stomach in an inactive form known as pepsinogen

Pepsinogen molecule F006 / 9710
Pepsinogen. Molecular model of pepsinogen, the inactive precursor to the digestive enzyme pepsin. Pepsion, which is released by the stomach digests proteins

Trypsin molecule F006 / 9634
Trypsin molecule. Molecular model of the digestive protease enzyme trypsin. Trypsin is released by the pancreas to break down proteins into smaller chains of amino acids

Trypsin molecule with inhibitor F006 / 9633
Trypsin molecule. Molecular model of the digestive protease enzyme beta-trypsin complexed with an inhibitor. Trypsin is released by the pancreas to break down proteins into smaller chains of amino

Trypsinogen molecule with inhibitor F006 / 9517
Trypsinogen molecule. Molecular model of trypsinogen, the precursor to the digestive protease enzyme trypsin, complexed with an inhibitor

Trypsin molecule with inhibitor C015 / 8436
Trypsin molecule. Molecular model of the digestive protease enzyme beta-trypsin (pink) complexed with an inhibitor (blue)

Trypsin molecule with inhibitor C015 / 8379
Trypsin molecule. Molecular model of the digestive protease enzyme beta-trypsin (pink) complexed with an inhibitor (blue)

Pancreas acinus, SEM
Pancreas acinus. Coloured scanning electron micrograph (SEM) of a freeze-fracture through an acinus (yellow) in the pancreas. An acinus is a collection of glandular epithelial cells

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Caption: Unveiling the Intricate World of Digestive Enzymes In this captivating light micrograph, we delve into the fascinating realm of digestive enzymes. The Islet of Langerhans takes center stage, showcasing its vital role in our body's intricate digestion process. As we explore further, we encounter a remarkable Nepenthes - a tropical pitcher plant known for its unique ability to produce digestive enzymes. Just like these carnivorous plants, our bodies possess an array of specialized enzymes that aid in breaking down complex molecules. Zooming in closer, we witness the power of pepsin - an enzyme found in our stomachs. Its molecular structure (F006 / 9767) reveals its efficiency in breaking down proteins into smaller fragments for better absorption and utilization by our bodies. Next on display is pepsinogen (F006 / 9710), the precursor molecule to pepsin. This inactive form safeguards us from self-digestion until it reaches the acidic environment within our stomachs where it transforms into active pepsin. Our exploration continues with trypsin (F006 / 9634), another crucial enzyme responsible for protein digestion. We observe its dynamic structure along with inhibitors (F006 / 9633) that regulate its activity, preventing excessive breakdown and maintaining balance within our digestive system. Further unveiling trypsinogen (F006 / 9517), we discover how this dormant molecule awaits activation before transforming into trypsin. Such meticulous regulation ensures optimal enzymatic function while safeguarding against unwanted premature activation. Delving deeper still, we encounter additional trypsin molecules alongside inhibitors (C015 / 8436). These inhibitors play a pivotal role in fine-tuning enzymatic activities to prevent any disruption or imbalance within the delicate ecosystem of digestion. Returning once again to marvel at the Islet of Langerhans through multiple light micrographs, we appreciate their significance in regulating blood sugar levels.