Results 11 to 20 of about 168,680 (293)

Complementation, local complementation, and switching in binary matroids [PDF]

open access: yesAdvances in Applied Mathematics, 2021
In 2004, Ehrenfeucht, Harju, and Rozenberg showed that any graph on a vertex set $V$ can be obtained from a complete graph on $V$ via a sequence of the operations of complementation, switching edges and non-edges at a vertex, and local complementation. The last operation involves taking the complement in the neighbourhood of a vertex. In this paper, we
James G. Oxley, Jagdeep Singh 0002
openaire   +5 more sources

Gene identification for the cblD defect of vitamin B12 metabolism [PDF]

open access: yes, 2008
Background Vitamin B12 (cobalamin) is an essential cofactor in several metabolic pathways. Intracellular conversion of cobalamin to its two coenzymes, adenosylcobalamin in mitochondria and methylcobalamin in the cytoplasm, is necessary for the ...
Rosenblatt, David S.   +19 more
core   +7 more sources

The Evolutionary Advantage in Mammals of the Complementary Monoallelic Expression Mechanism of Genomic Imprinting and Its Emergence From a Defense Against the Insertion Into the Host Genome

open access: yesFrontiers in Genetics, 2022
In viviparous mammals, genomic imprinting regulates parent-of-origin-specific monoallelic expression of paternally and maternally expressed imprinted genes (PEGs and MEGs) in a region-specific manner.
Tomoko Kaneko-Ishino, Fumitoshi Ishino
doaj   +1 more source

The Layered Syntactic Structure of the Complementizer System: Functional Heads and Multiple Movements in the Early Left-Periphery. A Corpus Study on Italian

open access: yesFrontiers in Psychology, 2021
In this paper we document the developmental trajectory of the complementizer system (CP-system) in Italian by looking at the earliest spontaneous production of eleven young children, whose transcriptions are available on CHILDES.
Vincenzo Moscati   +2 more
doaj   +1 more source

Complement in trauma—Traumatised complement? [PDF]

open access: yesBritish Journal of Pharmacology, 2020
Physical trauma represents a major global burden. The trauma‐induced response, including activation of the innate immune system, strives for regeneration but can also lead to post‐traumatic complications. The complement cascade is rapidly activated by damaged tissue, hypoxia, exogenous proteases and others.
Markus S. Huber‐Lang   +4 more
openaire   +2 more sources

Finiteness in South Slavic Complement Clauses

open access: yesLinguistica, 2020
This paper shows that the distribution of (non‑)finiteness in the South Slavic languages reflects an implicational scale along an independently attested semantic complementation hierarchy (e.g., Givón 1980). We suggest that in the South Slavic languages,
Susanne Wurmbrand   +4 more
doaj   +1 more source

“I Regret Lying" vs. “I Regret that I Lied": Variation in the Clausal Complementation Profile of REGRET in American and British English

open access: yesMiscelánea: A Journal of English and American Studies, 2022
The historical development and change of the English complementation system has received a great deal of attention in recent years, but work remains to be done on Present-day English.
Raquel P. Romasanta
doaj   +1 more source

When hypotaxis looks like parataxis: embedding and complementizer agreement in Teiwa

open access: yesGlossa, 2020
Teiwa, an Alor-Pantar language of the Trans-New Guinea family, has been characterized as expressing speech reports not with complementation, but with combinations of two clauses juxtaposed under a single intonation contour with no morphological ...
Bart Hollebrandse   +2 more
doaj   +2 more sources

Subgraph Complementation [PDF]

open access: yesAlgorithmica, 2020
AbstractA subgraph complement of the graph G is a graph obtained from G by complementing all the edges in one of its induced subgraphs. We study the following algorithmic question: for a given graph G and graph class $${\mathscr {G}}$$G, is there a subgraph complement of G which is in $${\mathscr {G}}$$G?
Fomin, Fedor V.   +3 more
openaire   +3 more sources

MCM-GINS and MCM-MCM interactions in vivo visualised by bimolecular fluorescence complementation in fission yeast [PDF]

open access: yes, 2009
Background: Each of the three individual components of the CMG complex (Cdc45, MCM and GINS) is essential for chromosomal DNA replication in eukaryotic cells, both for the initiation of replication at origins and also for normal replication fork ...
Gökhan Akman   +5 more
core   +1 more source

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