User profiles for Ewert Bengtsson

Ewert Bengtsson

professor emeritus in digital image analysis at Uppsala University
Verified email at cb.uu.se
Cited by 5951

Combining intensity, edge and shape information for 2D and 3D segmentation of cell nuclei in tissue sections

…, F Erlandsson, G Borgefors, E Bengtsson - Journal of …, 2004 - Wiley Online Library
We present a region‐based segmentation method in which seeds representing both object
and background pixels are created by combining morphological filtering of both the original …

A feature set for cytometry on digitized microscopic images

K Rodenacker, E Bengtsson - Analytical Cellular Pathology, 2003 - content.iospress.com
Feature extraction is a crucial step in most cytometry studies. In this paper a systematic approach
to feature extraction is presented. The feature sets that have been developed and used …

[HTML][HTML] Screening for cervical cancer using automated analysis of PAP-smears

E Bengtsson, P Malm - Computational and mathematical methods in …, 2014 - hindawi.com
Cervical cancer is one of the most deadly and common forms of cancer among women if no
action is taken to prevent it, yet it is preventable through a simple screening test, the so-…

Algorithms for cytoplasm segmentation of fluorescence labelled cells

…, J Lindblad, M Vondrus, E Bengtsson… - Analytical Cellular …, 2002 - content.iospress.com
Automatic cell segmentation has various applications in cytometry, and while the nucleus is
often very distinct and easy to identify, the cytoplasm provides a lot more challenge. A new …

Paraffin section storage and immunohistochemistry: effects of time, temperature, fixation, and retrieval protocol with emphasis on p53 protein and MIB1 antigen

…, C Sundström, P Ranefall, E Bengtsson… - Applied …, 2000 - journals.lww.com
It has been observed that immunoreactivity in paraffin sections decreased during storage. In
this study, stored paraffin sections from both biopsy material and cultured cells were …

Computerized nuclear morphometry as an objective method for characterizing human cancer cell populations

…, J Holmquist, B Nordin, E Bengtsson… - Cancer research, 1978 - AACR
A new method for measuring differences in nuclear detail in chrome alum gallocyanin-stained
nuclei of cells from human breast cancers was compared with conventional subjective …

Sequential immunofluorescence staining and image analysis for detection of large numbers of antigens in individual cell nuclei

C Wählby, F Erlandsson, E Bengtsson… - … : The Journal of the …, 2002 - Wiley Online Library
Background Visualization of more than one antigen by multicolor immunostaining is often
desirable or even necessary to explore spatial and temporal relationships of functional …

[PDF][PDF] Robust cell image segmentation methods

E Bengtsson, C Wahlby, J Lindblad - … and Image Analysis c/c of …, 2004 - academia.edu
Biomedical cell image analysis is one of the main application fields of computerized image
analysis. This paper outlines the field and the different analysis steps related to it. Relative …

Blind color decomposition of histological images

…, J Lindblad, C Wählby, E Bengtsson… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
Cancer diagnosis is based on visual examination under a microscope of tissue sections from
biopsies. But whereas pathologists rely on tissue stains to identify morphological features, …

Effects of aging and gender on the spatial organization of nuclei in single human skeletal muscle cells

…, R Qaisar, PK Edlund, J Lindblad, E Bengtsson… - Aging cell, 2010 - Wiley Online Library
The skeletal muscle fibre is a syncitium where each myonucleus regulates the gene products
in a finite volume of the cytoplasm, ie, the myonuclear domain (MND). We analysed aging‐ …