fast fourier transform Search Results


90
MetaMorph Inc fast fourier transform filter
Fast Fourier Transform Filter, supplied by MetaMorph Inc, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform filter/product/MetaMorph Inc
Average 90 stars, based on 1 article reviews
fast fourier transform filter - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
Innovative Bioimaging bioimaging approach combining fast fourier transform (fft) with gabor filtering
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Bioimaging Approach Combining Fast Fourier Transform (Fft) With Gabor Filtering, supplied by Innovative Bioimaging, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/bioimaging approach combining fast fourier transform (fft) with gabor filtering/product/Innovative Bioimaging
Average 90 stars, based on 1 article reviews
bioimaging approach combining fast fourier transform (fft) with gabor filtering - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
Sony digital fast fourier transform (fft) analyzer model 3056
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Digital Fast Fourier Transform (Fft) Analyzer Model 3056, supplied by Sony, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/digital fast fourier transform (fft) analyzer model 3056/product/Sony
Average 90 stars, based on 1 article reviews
digital fast fourier transform (fft) analyzer model 3056 - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
Verlag GmbH fast fourier transform and convolution algorithms
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform And Convolution Algorithms, supplied by Verlag GmbH, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform and convolution algorithms/product/Verlag GmbH
Average 90 stars, based on 1 article reviews
fast fourier transform and convolution algorithms - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
brain products gmbh fast fourier transform vision analyzer
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform Vision Analyzer, supplied by brain products gmbh, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform vision analyzer/product/brain products gmbh
Average 90 stars, based on 1 article reviews
fast fourier transform vision analyzer - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
Sinsheimer Laboratories fast fourier transform
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform, supplied by Sinsheimer Laboratories, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform/product/Sinsheimer Laboratories
Average 90 stars, based on 1 article reviews
fast fourier transform - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
OriginLab corp fast fourier transform
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform, supplied by OriginLab corp, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform/product/OriginLab corp
Average 90 stars, based on 1 article reviews
fast fourier transform - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
IonOptix fast fourier transform analysis
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform Analysis, supplied by IonOptix, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform analysis/product/IonOptix
Average 90 stars, based on 1 article reviews
fast fourier transform analysis - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
MathSoft Inc fast fourier transformation
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transformation, supplied by MathSoft Inc, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transformation/product/MathSoft Inc
Average 90 stars, based on 1 article reviews
fast fourier transformation - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
IEEE Access fast fourier transform (fft) power spectrum
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform (Fft) Power Spectrum, supplied by IEEE Access, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform (fft) power spectrum/product/IEEE Access
Average 90 stars, based on 1 article reviews
fast fourier transform (fft) power spectrum - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
wavemetrics inc fast fourier transform of igorpro 3.16b
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform Of Igorpro 3.16b, supplied by wavemetrics inc, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform of igorpro 3.16b/product/wavemetrics inc
Average 90 stars, based on 1 article reviews
fast fourier transform of igorpro 3.16b - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

90
brain products gmbh fast fourier transform brain vision analyzer
Analysis <t>of</t> <t>collagen</t> organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from <t>Gabor</t> filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).
Fast Fourier Transform Brain Vision Analyzer, supplied by brain products gmbh, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fast fourier transform brain vision analyzer/product/brain products gmbh
Average 90 stars, based on 1 article reviews
fast fourier transform brain vision analyzer - by Bioz Stars, 2026-06
90/100 stars
  Buy from Supplier

Image Search Results


Analysis of collagen organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from Gabor filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).

Journal: Cancers

Article Title: Assessment of Ovarian Tumor Growth in Wild-Type and Lumican-Deficient Mice: Insights Using Infrared Spectral Imaging, Histopathology, and Immunohistochemistry

doi: 10.3390/cancers13235950

Figure Lengend Snippet: Analysis of collagen organization in ovarian tumor sections of wild-type and lumican-deficient mice. ( a , b ) Representative microphotographs of s.c. allograft sections stained with HES (top panel, original magnification 20×, scale bar 500 µm) in Lum +/+ ( a ) and Lum −/− mice ( b ); ( c – f ) Picrosirius red and SHG image analyses of ovarian allografts in tumors implanted in Lum +/+ mice ( c , d ) and in tumors from Lum −/− mice ( e , f ); ( c , e ) Collagen SHG images from ID8 ovarian tumors (original magnification 20×); ( d , f ) Ovarian tumor sections stained with Picrosirius red and viewed under widefield cross-polar optics (original magnification 20×, scale bar 50 µm). Birefringence of collagen fibers allows distinction between type I (red) and type III (green) collagens; ( g ) Analysis of collagen fibers intensity by SHG in tumors and healthy tissues present in each section (mean ± SD, ns: not significant); ( h ) Analysis of tumor ECM collagen organization from images derived from Gabor filtering and FFT, processed on Picrosirius red images (mean ± SD, ns: not significant); ( i ) Quantification on Picrosirius red stained sections of the relative distribution of red pixels (corresponding to type I collagen) in tumor ECM of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05); ( j ) Quantification on Picrosirius red stained sections of the relative distribution of green pixels (corresponding to type III collagen) within tumors of Lum +/+ and Lum −/− sections (mean ± SD, * p < 0.05).

Article Snippet: To assess the basketweave structure of collagen, an innovative bioimaging approach combining Fast Fourier Transform (FFT) with Gabor filtering was applied [ ].

Techniques: Staining, Derivative Assay