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In a cross-section, neutrophils may even look like they have more than one nucleus.
Scientists still don't know why neutrophils have this unique nuclear shape, but it certainly makes these cells very easy to identify under the microscope!
Neutrophils' main job is to kill as many germs as possible.
You can imagine neutrophils as the soldiers of the innate immune system.
They circulate around our body in the bloodstream, and when they sense signals that an infection is present, they are the first cells to migrate to the site of the infection to begin killing the invading microbes.
Neutrophils are also called 'polymorphonuclear cells.' This big, intimidating word just means that the neutrophil nucleus has a complex, lobulated shape.
Our innate immune system is the part of our immune system that can already function as soon as we are born, and doesn't need to develop over our lifetime like the adaptive immune system does.
In neutrophils, there are three different types of granules that help the cells perform their functions.Which, by the way, has its own badass name: a thagomizer. Your duck bill lets you make low-frequency trombone sounds that can travel long distances and warn others that danger is coming.Okay, so you’re not technically a dinosaur, but you’re still supreme ruler of the skies. You’re always ready to rumble in defense of others but generally stay out of trouble.Plus, get practice tests, quizzes, and personalized coaching to help you succeed.Free 5-day trial Even though there are germs all around us all the time, we rarely get sick.
Gelatinase granules help neutrophils exit the bloodstream and migrate through tissues to get to the site of infection.