Science Lab

Bem-vindo ao portal de conhecimento da Leica Microsystems. Você encontrará pesquisas científicas e material didático sobre o tema microscopia. O portal oferece suporte a iniciantes, profissionais experientes e cientistas em seus trabalhos e experimentos diários. Explore tutoriais interativos e notas de aplicação, descubra os fundamentos da microscopia, bem como as tecnologias de ponta. Faça parte da comunidade do Science Lab e compartilhe sua experiência.

U2OS cells transfected with an Mx1-GFP plasmid (signal enhanced using Alexa Fluor 488-conjugared anti-GFP antibody) and co-stained for nuclear DNA (Hoechst 33342), microtubules (Alexa 555) and F-actin (ATTO 643). Image was captured on Mateo FL.

Microscopy and AI Solutions for 2D Cell Culture

This eBook explores the integration of microscopy and AI technologies in 2D cell culture workflows. It highlights how traditional imaging methods—such as brightfield, phase contrast, and…

Microscope image of cultured cells at the bottom of a dish.

How to do a Proper Cell Culture Quick Check

In order to successfully work with mammalian cell lines, they must be grown under controlled conditions and require their own specific growth medium. In addition, to guarantee consistency their growth…

Intensity distribution (arbitrary color coding) of an image of two points where the distance between them corresponds to the Rayleigh criterion.

Microscope Resolution: Concepts, Factors and Calculation

This article explains in simple terms microscope resolution concepts, like the Airy disc, Abbe diffraction limit, Rayleigh criterion, and full width half max (FWHM). It also discusses the history.

How to Sanitize a Microscope

Due to the current coronavirus pandemic, there are a lot of questions regarding decontamination methods of microscopes for safe usage. This informative article summarizes general decontamination…

Mammalian cell culure. Phase contrast and fluorescence image.

Introduction to Mammalian Cell Culture

Mammalian cell culture is one of the basic pillars of life sciences. Without the ability to grow cells in the lab, the fast progress in disciplines like cell biology, immunology, or cancer research…

A 17th-century compound microscope (© Golub Collection – University of California, Berkeley/Steven Ruzin, Curator)

A Brief History of Light Microscopy

The history of microscopy begins in the Middle Ages. As far back as the 11th century, plano-convex lenses made of polished beryl were used in the Arab world as reading stones to magnify manuscripts.…

Optical Microscopes – Some Basics

The optical microscope has been a standard tool in life science as well as material science for more than one and a half centuries now. To use this tool economically and effectively, it helps a lot to…