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Page 1
MRI/linac integration.
Lagendijk JJ, Raaymakers BW, Raaijmakers AJ, Overweg J, Brown KJ, Kerkhof EM, van der Put RW, Hårdemark B, van Vulpen M, van der Heide UA. Lagendijk JJ, et al. Radiother Oncol. 2008 Jan;86(1):25-9. doi: 10.1016/j.radonc.2007.10.034. Epub 2007 Nov 26. Radiother Oncol. 2008. PMID: 18023488
Daily image guided radiotherapy (IGRT) is the key development in radiation oncology to solve this problem. MRI yields superb soft-tissue visualization and provides several imaging modalities for identification of movements, function and physiology. ...
Daily image guided radiotherapy (IGRT) is the key development in radiation oncology to solve this problem. MRI yields superb soft-tis …
Lithium carnallite, LiCl.MgCl2.7H2O.
Schmidt H, Euler B, Voigt W, Heide G. Schmidt H, et al. Acta Crystallogr C. 2009 Sep;65(Pt 9):i57-9. doi: 10.1107/S0108270109029448. Epub 2009 Aug 22. Acta Crystallogr C. 2009. PMID: 19726842
Chem. 563, 180-184] and a monoclinic crystal lattice was determined. In the present work, the structure was solved from single-crystal diffraction data. A trigonal structure was found, exhibiting a network structure of Mg(H(2)O)(6) octahedra and Li(H(2)O)Cl(3) tetrahedra c …
Chem. 563, 180-184] and a monoclinic crystal lattice was determined. In the present work, the structure was solved from single-crysta …
Cartesian vs radial MR-STAT: An efficiency and robustness study.
van der Heide O, Sbrizzi A, van den Berg CAT. van der Heide O, et al. Magn Reson Imaging. 2023 Jun;99:7-19. doi: 10.1016/j.mri.2023.01.017. Epub 2023 Jan 25. Magn Reson Imaging. 2023. PMID: 36709010 Free article.
MR Spin TomogrAphy in Time-domain ("MR-STAT") is quantitative MR technique in which multiple quantitative parameters are estimated from a single short scan by solving a large-scale non-linear optimization problem. In this work we extended the MR-STAT framework to non-Carte …
MR Spin TomogrAphy in Time-domain ("MR-STAT") is quantitative MR technique in which multiple quantitative parameters are estimated from a si …
Accelerated MR-STAT Reconstructions Using Sparse Hessian Approximations.
van der Heide O, Sbrizzi A, van den Berg CAT. van der Heide O, et al. IEEE Trans Med Imaging. 2020 Nov;39(11):3737-3748. doi: 10.1109/TMI.2020.3003893. Epub 2020 Oct 28. IEEE Trans Med Imaging. 2020. PMID: 32746119
In previous work, a highly parallelized, matrix-free Gauss-Newton reconstruction algorithm was presented that can solve the large-scale optimization problem for high-resolution scans. The main computational bottleneck in this matrix-free method is solving a linear s …
In previous work, a highly parallelized, matrix-free Gauss-Newton reconstruction algorithm was presented that can solve the large-sca …
Acceleration Strategies for MR-STAT: Achieving High-Resolution Reconstructions on a Desktop PC Within 3 Minutes.
Liu H, van der Heide O, Mandija S, van den Berg CAT, Sbrizzi A. Liu H, et al. IEEE Trans Med Imaging. 2022 Oct;41(10):2681-2692. doi: 10.1109/TMI.2022.3168436. Epub 2022 Sep 30. IEEE Trans Med Imaging. 2022. PMID: 35436186
It describes the relationship between the spatial-domain tissue parameters and the time-domain measured signal by using a comprehensive, volumetric forward model. The MR-STAT reconstruction solves a large-scale nonlinear problem, thus is very computationally challenging. . …
It describes the relationship between the spatial-domain tissue parameters and the time-domain measured signal by using a comprehensive, vol …
High-resolution in vivo MR-STAT using a matrix-free and parallelized reconstruction algorithm.
van der Heide O, Sbrizzi A, Luijten PR, van den Berg CAT. van der Heide O, et al. NMR Biomed. 2020 Apr;33(4):e4251. doi: 10.1002/nbm.4251. Epub 2020 Jan 27. NMR Biomed. 2020. PMID: 31985134 Free PMC article.
To do this at high resolution, specialized algorithms are required to solve the underlying large-scale nonlinear optimisation problem. ...
To do this at high resolution, specialized algorithms are required to solve the underlying large-scale nonlinear optimisation problem …
Characterization of the a-Si EPID in the unity MR-linac for dosimetric applications.
Torres-Xirau I, Olaciregui-Ruiz I, Baldvinsson G, Mijnheer BJ, van der Heide UA, Mans A. Torres-Xirau I, et al. Phys Med Biol. 2018 Jan 9;63(2):025006. doi: 10.1088/1361-6560/aa9dbf. Phys Med Biol. 2018. PMID: 29182153
In order to use the EPID for dosimetric applications in the MR-linac, challenges related to the EPID position, scatter from the MR housing, and the inhomogeneous, gantry angle-dependent attenuation of the beam will need to be solved....
In order to use the EPID for dosimetric applications in the MR-linac, challenges related to the EPID position, scatter from the MR housing, …
Homogenous overexpression of the extracellular matrix protein Netrin-1 in a hollow fiber bioreactor.
Moya-Torres A, Gupta M, Heide F, Krahn N, Legare S, Nikodemus D, Imhof T, Meier M, Koch M, Stetefeld J. Moya-Torres A, et al. Appl Microbiol Biotechnol. 2021 Aug;105(14-15):6047-6057. doi: 10.1007/s00253-021-11438-0. Epub 2021 Aug 3. Appl Microbiol Biotechnol. 2021. PMID: 34342709 Free PMC article.
The production of recombinant proteins for functional and biophysical studies, especially in the field of structural determination, still represents a challenge as high quality and quantities are needed to adequately perform experiments. This is in part solved by optimizin …
The production of recombinant proteins for functional and biophysical studies, especially in the field of structural determination, still re …
OMIXCARE: OMICS technologies solved about 33% of the patients with heterogeneous rare neuro-developmental disorders and negative exome sequencing results and identified 13% additional candidate variants.
Colin E, Duffourd Y, Tisserant E, Relator R, Bruel AL, Tran Mau-Them F, Denommé-Pichon AS, Safraou H, Delanne J, Jean-Marçais N, Keren B, Isidor B, Vincent M, Mignot C, Heron D, Afenjar A, Heide S, Faudet A, Charles P, Odent S, Herenger Y, Sorlin A, Moutton S, Kerkhof J, McConkey H, Chevarin M, Poë C, Couturier V, Bourgeois V, Callier P, Boland A, Olaso R, Philippe C, Sadikovic B, Thauvin-Robinet C, Faivre L, Deleuze JF, Vitobello A. Colin E, et al. Front Cell Dev Biol. 2022 Oct 28;10:1021785. doi: 10.3389/fcell.2022.1021785. eCollection 2022. Front Cell Dev Biol. 2022. PMID: 36393831 Free PMC article.
Conclusion: Overall, our integrated genome, transcriptome, and DNA methylation analysis solved 10/30 (33.3%) cases and identified a strong candidate gene in 4/30 (13.3%) of the patients with rare neurodevelopmental disorders and negative exome sequencing results....
Conclusion: Overall, our integrated genome, transcriptome, and DNA methylation analysis solved 10/30 (33.3%) cases and identified a s …
24 results