
Omar Narvaez Delgado
Doctoral Researcher
Faculty of Health Sciences, A.I. Virtanen Institute for Molecular Sciences
A.I. Virtanen Institute for Molecular Sciences, Faculty of Health Sciences
Research groups
Publications
8/8 items-
Frequency-dependence in multidimensional diffusion–relaxation correlation MRI of the brain: Overfitting or meaningful parameter?
Yon, Maxime; Narvaez, Omar; Martin, Jan; Jiang, Hong; Bernin, Diana; Forssell-Aronsson, Eva; Laun, Frederik; Sierra, Alejandra; Topgaard, Daniel, 2025, Imaging neuroscience, 3, 1-25, . A1 Journal article (refereed), original research -
In vivo rat brain mapping of multiple gray matter water populations using nonparametric D(ω)‐R1‐R2 distributions MRI
Yon, Maxime; Narvaez, Omar; Topgaard, Daniel; Sierra, Alejandra, 2024, Nmr in biomedicine, 2025; 38, 1, e5286. A1 Journal article (refereed), original research -
Nonparametric distributions of tensor-valued Lorentzian diffusion spectra for model-free data inversion in multidimensional diffusion MRI
Narvaez, Omar; Yon, Maxime; Jiang, Hong; Bernin, Diana; Forssell-Aronsson, Eva; Sierra, Alejandra; Topgaard, Daniel, 2024, Journal of chemical physics, 161, 8, 084201. A1 Journal article (refereed), original research -
Orientation selective stimulation with tetrahedral electrodes of the rat infralimbic cortex to indirectly target the amygdala
Gureviciene, Irina; Laakso, Hanne; Narvaez, Omar; Paasonen, Ekaterina; Lehto, Lauri; Gurevicius, Kestutis; Mangia, Silvia; Michaeli, Shalom; Gröhn, Olli; Sierra, Alejandra; Tanila, Heikki, 2023, Frontiers in neuroscience, 17, 1147547. A1 Journal article (refereed), original research -
A multiscale tissue assessment in a rat model of mild traumatic brain injury
San Martín Molina, Isabel; Fratini, Michela; Campi, Gaetano; Burghammer, Manfred; Grünewald, Tilman A; Salo, Raimo A; Narvaez, Omar; Aggarwal, Manisha; Tohka, Jussi; Sierra, Alejandra, 2022, Journal of neuropathology and experimental neurology, 82, 1, 71-83, . A1 Journal article (refereed), original research -
Massively Multidimensional Diffusion-Relaxation Correlation MRI
Narvaez, Omar; Svenningsson, Leo; Yon, Maxime; Sierra, Alejandra; Topgaard, Daniel, 2022, Frontiers in physics, 9, 793966. A1 Journal article (refereed), original research -
Orientation selective DBS of entorhinal cortex and medial septal nucleus modulates activity of rat brain areas involved in memory and cognition
Wu, Lin; Canna, Antonietta; Narvaez, Omar; Ma, Jun; Sang, Sheng; Lehto, Lauri J.; Sierra, Alejandra; Tanila, Heikki; Zhang, Yuan; Gröhn, Olli; Low, Walter C.; Filip, Pavel; Mangia, Silvia; Michaeli, Shalom, 2022, Scientific reports, 12, 1, 8565. A1 Journal article (refereed), original research -
Microstructural Tissue Changes in a Rat Model of Mild Traumatic Brain Injury
Chary Karthik, Narvaez Omar, Salo Raimo A, San Martín Molina Isabel, Tohka Jussi, Aggarwal Manisha, Gröhn Olli, Sierra Alejandra, 2021, Frontiers in neuroscience, 15, 746214, . A1 Journal article (refereed), original research