Alejandra Sierra Lopez
Research Director
A.I. Virtanen Institute for Molecular Sciences, Faculty of Health Sciences
Research groups
Projects
Publications
67/67 items-
Diffusion of brain metabolites highlights altered brain microstructure in type C hepatic encephalopathy: a 9.4 T preliminary study
Mosso, Jessie; Briand, Guillaume; Pierzchala, Katarzyna; Simicic, Dunja; Sierra, Alejandra; Abdollahzadeh, Ali; Jelescu, Ileana O; Cudalbu, Cristina. 2024. Frontiers in neuroscience. 18: . 1344076 A1 Journal article (refereed), original research -
No-Clean-Reference Image Super-Resolution: Application to Electron Microscopy
Khateri, Mohammad; Ghahremani, Morteza; Sierra, Alejandra; Tohka, Jussi. 2024. IEEE Transactions on computational imaging. 10: 1094-1110 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: . 084201 A1 Journal article (refereed), original research -
Volume electron microscopy in injured rat brain validates white matter microstructure metrics from diffusion MRI
Coronado-Leija, Ricardo; Abdollahzadeh, Ali; Lee, Hong-Hsi; Coelho, Santiago; Ades-Aron, Benjamin; Liao, Ying; Salo, Raimo A.; Tohka, Jussi; Sierra, Alejandra; Novikov, Dmitry S.; Fieremans, Els. 2024. Imaging neuroscience. 2: 1-20 A1 Journal article (refereed), original research -
Diffusion MRI approaches for investigating microstructural complexity in a rat model of traumatic brain injury
Chary, Karthik; Manninen, Eppu; Claessens, Jade; Ramirez-Manzanares, Alonso; Gröhn, Olli; Sierra, Alejandra. 2023. Scientific reports. 13: . 2219 A1 Journal article (refereed), original research -
Node of Ranvier remodeling in chronic psychosocial stress and anxiety
Koskinen, Maija-Kreetta; Laine, Mikaela; Abdollahzadeh, Ali; Gigliotta, Adrien; Mazzini, Giulia; Journée, Sarah; Alenius, Varpu; Trontti, Kalevi; Tohka, Jussi; Hyytiä, Petri; Sierra, Alejandra; Hovatta, Iiris. 2023. Neuropsychopharmacology. 48: 1532-1540 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 -
Self-Supervised Super-Resolution Approach for Isotropic Reconstruction of 3D Electron Microscopy Images from Anisotropic Acquisition
Khateri, Mohammad; Ghahremani, Morteza; Sierra, Alejandra; Tohka, Jussi. Teoksessa: Sole, Aditya; Le Moan, Steven; Qureshi, Muhammad Ali(toim.) , 2023. Proceedings: 2023 11th European Workshop on Visual Information Processing (EUVIP). s. 1-6. IEEE A4 Conference proceedings -
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: 71-83 A1 Journal article (refereed), original research -
Acute Hippocampal Damage as a Prognostic Biomarker for Cognitive Decline but Not for Epileptogenesis after Experimental Traumatic Brain Injury
Manninen, Eppu; Chary, Karthik; De Feo, Riccardo; Hämäläinen, Elina; Andrade, Pedro; Paananen, Tomi; Sierra, Alejandra; Tohka, Jussi; Gröhn, Olli; Pitkänen, Asla. 2022. Biomedicines. 10: A1 Journal article (refereed), original research