Life Science Research

This is the place to expand your knowledge, research capabilities, and practical applications of microscopy in various scientific fields. Learn how to achieve precise visualization, image interpretation, and research advancements. Find insightful information on advanced microscopy, imaging techniques, sample preparation, and image analysis. Topics covered include cell biology, neuroscience, and cancer research with a focus on cutting-edge applications and innovations.

A Guide to Darkfield Microscopes

A darkfield microscope offers a way to view the structures of many types of biological specimens in greater contrast without the need of stains.

A Guide to Differential Interference Contrast (DIC)

A DIC microscope is a widefield microscopy which has a polarization filter and Wollaston prism between the light source and condenser lens and also between the objective lens and camera sensor or…

A Practical Guide to Virology Research

Leica solutions for imaging and sample preparation help you with the investigation of viral entry and fusion, genome integration, viral replication, assembly, and virus budding.

Fluorescence microscopy image of liver tissue where DNA in the nuclei are stained with Feulgen-pararosanilin and visualized with transmitted green light.

Epi-Illumination Fluorescence and Reflection-Contrast Microscopy

This article discusses the development of epi-illumination and reflection contrast for fluorescence microscopy concerning life-science applications. Much was done by the Ploem research group…

The Fundamentals and History of Fluorescence and Quantum Dots

At some point in your research and science career, you will no doubt come across fluorescence microscopy. This ubiquitous technique has transformed the way in which microscopists can image, tag and…

Left: Tissue cells marked with an immunolabel (FITC) illuminated with wide-band UV excitation. Note the tissue structure with blue autofluorescence. Right: Same tissue and same immunostaining with FITC label illuminated with epi-illumination using narrow-band blue (490 nm) light. Note the increased image contrast (Ploem, 1967)

Milestones in Incident Light Fluorescence Microscopy

Since the middle of the last century, fluorescence microscopy developed into a bio scientific tool with one of the biggest impacts on our understanding of life. Watching cells and proteins with the…

Video Tutorial: How to Change the Bulb of a Fluorescence Lamp Housing

When applying fluorescence microscopy in biological applications, a lamp housing with mercury burner is the most common light source. This video tutorial shows how to change the bulb of a traditional…

Video Tutorial: How to Align the Bulb of a Fluorescence Lamp Housing

The traditional light source for fluorescence excitation is a fluorescence lamp housing with mercury burner. A prerequisite for achieving bright and homogeneous excitation is the correct centering and…

Fluorescent Proteins - From the Beginnings to the Nobel Prize

Fluorescent proteins are the fundament of recent fluorescence microscopy and its modern applications. Their discovery and consequent development was one of the most exciting innovations for life…