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.

Virally labeled neurons (red) and astrocytes (green) in a cortical spheroid derived from human induced pluripotent stem cells. THUNDER Model Organism Imager with a 2x 0.15 NA objective at 3.4x zoom was used to produce this 425 µm Z-stack (26 positions), which is presented here as an Extended Depth of Field (EDoF) projection. Images courtesy of Dr. Fikri Birey from the Dr. Sergiu Pasca laboratory at Stanford University, 3165 Porter Dr., Palo Alto, CA

Download The Guide to Live Cell Imaging

In life science research, live cell imaging is an indispensable tool to visualize cells in a state as in vivo as possible. This E-book reviews a wide range of important considerations to take to…

Why is Manual Visual Inspection of Medical Devices so Challenging?

This article discusses how manual visual inspection, which is prevalent in the medical device industry, can lead to inconsistent results. It also addresses the challenges quality managers and…

Fast, High-quality Vitrification with the EM ICE High Pressure Freezer

The EM ICE High Pressure Freezer was developed with a unique freezing principle and uses only a single pressurization and cooling liquid: liquified nitrogen (LN2). This design enables three major…

Cryo FIB lamella - Overlay of SEM and confocal fluorescence image. Target structure in yeast cells (nuclear pore proteine Nup159-Atg8-split Venus, red) marked by an arrow. Scale bar: 5 µm. Alegretti et al., Nature 586, 796-800 (2020).

Targeting Active Recycling Nuclear Pore Complexes using Cryo Confocal Microscopy

In this article, how cryo light microscopy and, in particular cryo confocal microscopy, is used to improve the reliability of cryo EM workflows is described. The quality of the EM grids and samples is…

Moving to Routine Use of Intraoperative OCT in Eye Surgery

Dr Barbara Parolini is one of the pioneers in the use of intraoperative OCT in eye surgery. Since 2016, she has gained a lot of clinical experience with different intraoperative OCT systems. In this…

Mouse kidney section with Alexa Fluor™ 488 WGA, Alexa Fluor™ 568 Phalloidin, and DAPI. Sample is a FluoCells™ prepared slide #3 from Thermo Fisher Scientific, Waltham, MA, USA. Images courtesy of Dr. Reyna Martinez – De Luna, Upstate Medical University, Department of Ophthalmology.

The Power of Pairing Adaptive Deconvolution with Computational Clearing

Learn how deconvolution allows you to overcome losses in image resolution and contrast in widefield fluorescence microscopy due to the wave nature of light and the diffraction of light by optical…

Topographic Analysis of Firing Pin Impressions on Cartridge Cases

The analysis of fired cartridges for primer cup morphology and flattening and firing pin impression (crater) depth using topographic data is discussed in this article. Topographical analysis of the…

Completed Bleb, courtesy of Robert A. Sisk, MD, FACS, Cincinnati Eye Institute.

Intraoperative OCT-Assisted Gene Therapy

Gene augmentation therapy is a method of ocular gene transfer for autosomal recessive or X-linked retinal dystrophies when there is insufficient functional protein manifesting as genetic disease.…

How does an Automated Rating Solution for Steel Inclusions Work?

The rating of non-metallic inclusions (NMIs) to determine steel quality is critical for many industrial applications. For an efficient and cost-effective steel quality evaluation, an automated NMI…