Results 91 to 100 of about 485,714 (300)

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Rapid motor cortical reorganization following subacute spinal cord dysfunction

open access: yesBrain Stimulation, 2020
Objective: Damage to the spinal cord is known to be associated with a posterior shift of the motor cortical upper limb representation, i.e. towards the somatosensory cortex.
M.T. Dias Leao   +4 more
doaj   +1 more source

Route training in mobile robots through system identification [PDF]

open access: yes, 2006
Fundamental sensor-motor couplings form the backbone of most mobile robot control tasks, and often need to be implemented fast, efficiently and nevertheless reliably.
Billings, S.A.   +3 more
core   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

A comparison of resting state functional magnetic resonance imaging to invasive electrocortical stimulation for sensorimotor mapping in pediatric patients [PDF]

open access: yes, 2019
Localizing neurologic function within the brain remains a significant challenge in clinical neurosurgery. Invasive mapping with direct electrocortical stimulation currently is the clinical gold standard but is impractical in young or cognitively delayed ...
Hacker, Carl D   +7 more
core   +2 more sources

Collective transport of weakly interacting molecular motors with Langmuir kinetics

open access: yes, 2015
Filament based intracellular transport involves the collective action of molecular motor proteins. Experimental evidences suggest that microtubule (MT) filament bound motor proteins such as {\it kinesins} weakly interact among themselves during transport
Chandel, Sameep   +2 more
core   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

RELEVANSI MATA PELAJARAN PAKET KEAHLIAN TEKNIK SEPEDA MOTOR SMK DENGAN KOMPETENSI KERJA YANG DIBUTUHKAN DALAM BIDANG SERVICE SEPEDA MOTOR [PDF]

open access: yes, 2015
Penelitian ini adalah penelitian deskriptif menggunakan pendekatan kuantitatif. Tujuan dari penelitian ini adalah untuk mengetahui seberapa besar kesesuaian/relevansi antara mata pelajaran paket keahlian teknik sepeda motor dengan kompetensi kerja yang ...
Nurkarim, Faizal
core  

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Direction of movement effects under transformed visual/motor mappings [PDF]

open access: yes
Performance in a discrete aiming task was compared under several transformed visual/motor mappings: rotations by 45, 90, 135, and 180 deg and reflections about the horizontal and the vertical midlines.
Cunningham, H. A., Pavel, M.
core   +1 more source

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