| Publication |
Sentence |
Publish Date |
Extraction Date |
Species |
| Robert Woodry, Clayton E Curtis, Jonathan Winawe. Feedback scales the spatial tuning of cortical responses during visual memory. bioRxiv : the preprint server for biology. 2024-04-25. PMID:38659957. |
this pattern is consistent with the idea that mnemonic responses in v1 stem from top-down sources. |
2024-04-25 |
2024-04-28 |
human |
| Alireza Saeedi, Kun Wang, Ghazaleh Nikpourian, Andreas Bartels, Nikos K Logothetis, Nelson K Totah, Masataka Watanab. Brightness illusions drive a neuronal response in the primary visual cortex under top-down modulation. Nature communications. vol 15. issue 1. 2024-04-23. PMID:38653975. |
brightness illusions drive a neuronal response in the primary visual cortex under top-down modulation. |
2024-04-23 |
2024-04-26 |
mouse |
| J Galván Fraile, Franz Scherr, José J Ramasco, Anton Arkhipov, Wolfgang Maass, Claudio R Mirass. Modeling circuit mechanisms of opposing cortical responses to visual flow perturbations. PLoS computational biology. vol 20. issue 3. 2024-03-07. PMID:38452057. |
our findings share similarities with recent experimental studies focusing on the opposing influence of top-down and bottom-up inputs in the mouse primary visual cortex during visual flow perturbations. |
2024-03-07 |
2024-03-10 |
mouse |
| Mengdan Sun, Xiaoqing Ga. Rapid color categorization revealed by frequency-tagging-based EEG. Vision research. vol 217. 2024-02-18. PMID:38368707. |
recent theories have put emphasis on the role of top-down influence on color perception that the original continuous color space in the visual cortex may be transformed into categorical encoding due to top-down modulation. |
2024-02-18 |
2024-02-21 |
Not clear |
| Georgia A Milne, Matteo Lisi, Aisha McLean, Rosie Zheng, Iris I A Groen, Tessa M Dekke. Perceptual reorganization from prior knowledge emerges late in childhood. iScience. vol 27. issue 2. 2024-02-02. PMID:38303715. |
this involves top-down signaling from higher-order brain areas to early visual cortex. |
2024-02-02 |
2024-02-04 |
human |
| Andrea Massironi, Giorgio Lazzari, Stefania La Rocca, Luca Ronconi, Roberta Daini, Carlotta Leg. Transcranial magnetic stimulation on the right dorsal attention network modulates the center-surround profile of the attentional focus. Cerebral cortex (New York, N.Y. : 1991). 2024-02-01. PMID:38300180. |
this inhibitory ring optimally amplifies relevant target information, likely stemming from top-down frontoparietal recurrent activity modulating early visual cortex activations. |
2024-02-01 |
2024-02-03 |
human |
| Janina Hüer, Pankhuri Saxena, Stefan Treu. Pathway-selective optogenetics reveals the functional anatomy of top-down attentional modulation in the macaque visual cortex. Proceedings of the National Academy of Sciences of the United States of America. vol 121. issue 3. 2024-01-09. PMID:38194453. |
pathway-selective optogenetics reveals the functional anatomy of top-down attentional modulation in the macaque visual cortex. |
2024-01-09 |
2024-01-13 |
monkey |
| Zedong Bi, Haoran Li, Liang Tia. Top-down generation of low-resolution representations improves visual perception and imagination. Neural networks : the official journal of the International Neural Network Society. vol 171. 2023-12-27. PMID:38150870. |
perception or imagination requires top-down signals from high-level cortex to primary visual cortex (v1) to reconstruct or simulate the representations bottom-up stimulated by the seen images. |
2023-12-27 |
2023-12-30 |
Not clear |
| Zedong Bi, Haoran Li, Liang Tia. Top-down generation of low-resolution representations improves visual perception and imagination. Neural networks : the official journal of the International Neural Network Society. vol 171. 2023-12-27. PMID:38150870. |
interestingly, top-down signals in v1 have lower spatial resolution than bottom-up representations. |
2023-12-27 |
2023-12-30 |
Not clear |
| Zedong Bi, Haoran Li, Liang Tia. Top-down generation of low-resolution representations improves visual perception and imagination. Neural networks : the official journal of the International Neural Network Society. vol 171. 2023-12-27. PMID:38150870. |
by modeling the top-down pathway of the visual system using the decoder of a variational auto-encoder (vae), we reveal that low-resolution top-down signals can better reconstruct or simulate the information contained in the sparse activities of v1 simple cells, which facilitates perception and imagination. |
2023-12-27 |
2023-12-30 |
Not clear |
| Yu Tang, Catherine Gervais, Rylann Moffitt, Sanghamitra Nareddula, Michael Zimmermann, Yididiya Y Nadew, Christopher J Quinn, Violeta Saldarriaga, Paige Edens, Alexander A Chubyki. Visual experience induces 4-8 Hz synchrony between V1 and higher-order visual areas. Cell reports. vol 42. issue 12. 2023-11-24. PMID:37999977. |
directed information analysis reveals changes in the top-down functional connectivity between v1 and hvas. |
2023-11-24 |
2023-11-28 |
mouse |
| Li Zhaopin. Peripheral vision is mainly for looking rather than seeing. Neuroscience research. 2023-11-24. PMID:38000447. |
central vision, mainly for seeing, enjoys the top-down feedback that aids seeing in light of the bottleneck which is hypothesized to starts from v1 to higher areas. |
2023-11-24 |
2023-11-28 |
human |
| Yong Jiang, Sheng He, Jiedong Zhan. Different roles of response covariability and its attentional modulation in the sensory cortex and posterior parietal cortex. Proceedings of the National Academy of Sciences of the United States of America. vol 120. issue 42. 2023-10-09. PMID:37812698. |
finally, the neural response patterns in the ppc could predict the amplitudes of covariability change in the early visual cortex, indicating a top-down control from the ppc to early visual cortex. |
2023-10-09 |
2023-10-15 |
human |
| Joost Haarsma, Narin Deveci, Nadège Corbin, Martina F Callaghan, Peter Ko. Expectation cues and false percepts generate stimulus-specific activity in distinct layers of the early visual cortex Laminar profile of visual false percepts. The Journal of neuroscience : the official journal of the Society for Neuroscience. 2023-09-22. PMID:37739797. |
these results reveal a potential feedforward mechanism underlying false percepts, reflected by spontaneous stimulus-like activity in the input layers of the visual cortex, independent of top-down signals reflecting cued orientations. |
2023-09-22 |
2023-10-07 |
human |
| Hao Yu, Shunshun Chen, Zheng Ye, Qiuyu Zhang, Yanni Tu, Tianmiao Hu. Top-down influence of areas 21a and 7 differently affects the surround suppression of V1 neurons in cats. Cerebral cortex (New York, N.Y. : 1991). 2023-09-19. PMID:37724432. |
top-down influence of areas 21a and 7 differently affects the surround suppression of v1 neurons in cats. |
2023-09-19 |
2023-10-07 |
dog |
| Hao Yu, Shunshun Chen, Zheng Ye, Qiuyu Zhang, Yanni Tu, Tianmiao Hu. Top-down influence of areas 21a and 7 differently affects the surround suppression of V1 neurons in cats. Cerebral cortex (New York, N.Y. : 1991). 2023-09-19. PMID:37724432. |
recent evidence show that top-down influence contributed to ss in the primary visual cortex (v1). |
2023-09-19 |
2023-10-07 |
dog |
| Hao Yu, Shunshun Chen, Zheng Ye, Qiuyu Zhang, Yanni Tu, Tianmiao Hu. Top-down influence of areas 21a and 7 differently affects the surround suppression of V1 neurons in cats. Cerebral cortex (New York, N.Y. : 1991). 2023-09-19. PMID:37724432. |
however, how the top-down influence from different high-level cortical areas affects ss in v1 has not been comparatively observed. |
2023-09-19 |
2023-10-07 |
dog |
| Georgia Bastos, Jacob T Holmes, Jordan M Ross, Anna M Rader, Connor G Gallimore, Joseph A Wargo, Darcy S Peterka, Jordan P Ham. Top-down input modulates visual context processing through an interneuron-specific circuit. Cell reports. vol 42. issue 9. 2023-09-14. PMID:37708021. |
these heightened responses, known as "deviance detection," require local inhibition in the v1 and top-down input from the anterior cingulate area (aca). |
2023-09-14 |
2023-10-07 |
mouse |
| Sreenivasan Meyyappan, Abhijit Rajan, Qiang Yang, George R Mangun, Mingzhou Din. Top-Down Biasing of Visual Cortical Activity Encodes Attended Information and Facilitates Behavioral Performance in Visual Spatial Attention. bioRxiv : the preprint server for biology. 2023-08-23. PMID:37609147. |
during top-down visual-spatial attention, control signals from the dorsal attention network modulate the baseline neuronal activity in the visual cortex in favor of task-relevant stimuli. |
2023-08-23 |
2023-09-07 |
Not clear |
| Liesa Stange, José P Ossandón, Brigitte Röde. Crossmodal visual predictions elicit spatially specific early visual cortex activity but later than real visual stimuli. Philosophical transactions of the Royal Society of London. Series B, Biological sciences. vol 378. issue 1886. 2023-08-07. PMID:37545314. |
the exact time course and spatial precision of such crossmodal top-down influences on the visual cortex have been unknown. |
2023-08-07 |
2023-08-14 |
human |