Results 51 to 60 of about 367,297 (292)

Therapeutic Apheresis for Intravenous Methylprednisolone‐Refractory Neuromyelitis Optica Spectrum Disorder: Clinical and Radiological Outcomes in a Single‐Center Case Series

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Neuromyelitis optica spectrum disorder (NMOSD) is a relapsing autoimmune disease of the central nervous system. High‐dose intravenous methylprednisolone (IVMP) is the standard first‐line therapy for acute attacks, although some patients remain refractory.
Wataru Horiguchi   +5 more
wiley   +1 more source

Um estudo teórico relativo à não-linearidade da ligação de hidrogênio em sistemas heterocíclicos C2H4O-C2H2 e C2H4S-C2H2 A theoretical study about the non-linearity of the hydrogen bonding in the C2H4O-C2H2 and C2H4S-C2H2 heterocyclic systems

open access: yesQuímica Nova, 2007
B3LYP/6-31G(d,p) calculations were used to determine the optimized geometries of the C2H4O-C2H2 and C2H4S-C2H2 heterocyclic hydrogen-bonded complexes.
Boaz G. Oliveira   +3 more
doaj   +1 more source

Robustness of power properties of non-linearity tests [PDF]

open access: yes, 2012
The paper examines the robustness of the size and power properties of the standard non-linearity tests under different conditions such as moment failure and asymmetry of innovations. Our results reveal the following. First, there seems not to be a direct
Vavra, Marian
core  

Non-linear elastic effects in phase field crystal and amplitude equations: Comparison to ab initio simulations of bcc metals and graphene [PDF]

open access: yes, 2016
We investigate non-linear elastic deformations in the phase field crystal model and derived amplitude equations formulations. Two sources of non-linearity are found, one of them based on geometric non-linearity expressed through a finite strain tensor ...
Friák, M.   +6 more
core   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Non Linearity in Dominant Lethals Induced with Irradiation in Drosophila Melanogaster Non Linearity in Dominant Lethals Induced with Irradiation in Drosophila Melanogaster

open access: yesCaldasia, 1964
El nuevo diseño experimental aquí presentado hizo posible el estudio de cada uno de los grupos de células germinales en la espermatogénesis de Drosophila melanogaster Oregon R.
Hoenigsberg H. F.
doaj  

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

THE RHETORIC FEATURES OF ENGLISH AND INDONESIAN ESSAYS MADE BY EFL UNDERGRADUATE STUDENTS

open access: yesTEFLIN Journal, 2006
This study was aimed at analyzing the similarities and differences between English and Indonesian essays made by EFL undergraduate students. The problems rise from the transfer of first language (L1) cultural conventions to second language (L2 ...
Teguh Budiharso
doaj   +1 more source

Testing non-linearity using a modified Q test [PDF]

open access: yes, 2012
A new version of the Q test, based on generalized residual correlations (i.e. auto-correlations and cross-correlations), is developed in this paper. The Q test fixes two main shortcomings of the Mcleod and Li Q (MLQ) test often used in the literature: (i)
Vavra, Marian
core  

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