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Acides aminés, peptides et protéines
Protéines
Protéines du sang
Immunoprotéines
Protéines du système du complément
Enzymes activatrices du complément
Complement C3-C5 Convertases
Complement C3-C5 Convertases : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"name": "Comment diagnostiquer une déficience en convertases C3-C5 ?",
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"text": "Des tests sanguins mesurant les niveaux de C3 et C5 peuvent indiquer une déficience."
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"@type": "Question",
"name": "Quels tests sont utilisés pour évaluer l'activité du complément ?",
"position": 2,
"acceptedAnswer": {
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"text": "Les tests d'hémolyse et les dosages de protéines du complément sont courants."
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"@type": "Question",
"name": "Quels signes cliniques suggèrent une activation du complément ?",
"position": 3,
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"text": "Des symptômes comme des infections récurrentes ou des maladies auto-immunes peuvent indiquer une activation."
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"@type": "Question",
"name": "Quels symptômes indiquent une activation excessive du complément ?",
"position": 6,
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"text": "Des symptômes comme des éruptions cutanées, des douleurs articulaires et de la fièvre peuvent survenir."
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"name": "Comment se manifestent les troubles liés aux convertases ?",
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"position": 8,
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"@type": "Question",
"name": "Quelles mesures préventives peuvent réduire les infections ?",
"position": 12,
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"name": "Les patients doivent-ils éviter certains aliments ?",
"position": 13,
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"position": 23,
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"name": "L'âge influence-t-il le risque de troubles du complément ?",
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The brain aggregates meaningless local sensory elements to form meaningful global patterns in a process called perceptual grouping. Current brain imaging studies have found that neural activities in V...
We adopted MVPA to decode the specific content of perceptual grouping by comparing neural activity patterns between gratings and dot lattice stimuli which can be grouped with proximity law. Furthermor...
We found that activity patterns to proximity grouped stimuli in early visual areas resemble these to grating stimuli with the same orientations. This similarity exists even when there is no attention ...
Most of the previous work on perceptual grouping has focused on how activity amplitudes are modulated by grouping. Using MVPA, the present work successfully decoded the contents of neural activity pat...
Our work found that the content of the neural activity patterns during perceptual grouping can be decoded in the early visual areas under both attended and unattended task, and provide novel evidence ...
Our daily endeavors occur in a complex visual environment, whose intrinsic variability challenges the way we integrate information to make decisions. By processing myriads of parallel sensory inputs, ...
Even though the oral cavity is not visible, food chewing can be performed without damaging the tongue, oral mucosa, or other intraoral parts, with cross-modal perception of chewing possibly critical f...
Humans infer motion direction from noisy sensory signals. We hypothesize that to make these inferences more precise, the visual system computes motion direction not only from velocity but also spatial...
Human visual cortex contains topographic visual field maps whose organization can be revealed with retinotopic mapping. Unfortunately, constraints posed by standard mapping hinder its use in patients,...
Previous research has shown that neural activity in the primary visual cortex (V1) and V1 surface area may be linked with subjective experience of size illusions. Here, we behaviorally measured the ha...
Bartolomeo Panizza (1785-1867) was an eminent anatomist and a pupil of Antonio Scarpa (1752-1832) at the University of Pavia. In 1855, before the revolutionary studies of Paul Broca (1824-1880) on aph...
Long-term potentiation (LTP) is a form of neuroplasticity commonly implicated in mechanistic models of learning and memory. Acute exercise can boost LTP in the motor cortex, and is associated with a s...
Perceptual difficulty is sometimes used to manipulate selective attention. However, these two factors are logically distinct. Selective attention is defined by priority given to specific stimuli based...
A person's cognitive state determines how their brain responds to visual stimuli. The most common such effect is a response enhancement when stimuli are task relevant and attended rather than ignored....