chain complex

(redirected from Chain complexes)

chain complex

[′chān ‚käm‚pleks]
(mathematics)
A sequence {Cn }, -∞ <>n < ∞,="" of="" abelian="" groups="" together="" with="" a="" sequence="" of="" boundary="" homomorphisms="">dn : CnCn-1such that dn-1° dn = 0 for each n.
References in periodicals archive ?
Later, O'Brien and Vetter (1990) suggested that the mitochondrial electron transport chain complexes contribute to ATP production from sulfide and estimated that mitochondria of Solemya reidi produce approximately 2.
n] of the two chain complexes C*(A) and F*, we obtain a first-quadrant double complex D with [D.
Biochemical investigations, especially activity assay of respiratory chain complexes in muscle tissues, can also help provide evidence for the diagnosis of mitochondrial disease.
The editors have organized the contributions that make up the main body of the text in seven chapters devoted to representations of derived A-infinity algebras, unbased calculus for funtors to chain complexes, and a wide variety of other related subjects.
If the cellular chain complexes of [SIGMA] and [PSI] are algebraically dual (for example, if [SIGMA] and [PSI] are Poincare dual cell structures on a compact orientable d-manifold), then [K.
Complex topics like "mitochondrial biochemistry," "electron transport chain complexes," and "oxidative phosphorylation" are written about in detail, but explained in sentences that are simple, straightforward, and easy to understand.
The study of the activity of the respiratory chain complexes showed the existence of a partial deficiency of Complex III and a slight reduction of the cytochrome C oxidase (complex IV).
Ten papers discuss L-complete Hopf algebroids and their comodules; the lattice path operad and Hochschild cochains; open-closed field theories, string topology, and Hochschild homology; cellular covers of divisible abelian groups; geometric properties of the Witten genus; localization and cellularization of principal fibrations; operadic cobra constructions, cylinder objects, and homotopy morphisms of algebras over operads; involutions on the rational K-theory of group rings of finite groups; localization; and divided power structures and chain complexes.
Other respiratory chain complexes were unaffected in the presence of these surfactants at 10 [micro]mol/L; however, a marked decrease in complex I-dependent oxygen consumption was evident (Table 1).
The methods depend upon inhibiting invariant chain proteolysis by cathepsin S from class II MHC/invariant chain complexes, thereby reducing the competency of class II MHC molecules for binding antigenic peptides, reducing presentation of antigenic peptides by class II MHC molecules, and suppressing immune responses.
The aim of the study was to investigate the impact of high-volume CVVH on myocardial mitochondrial respiratory chain complexes activity in peritonitis-induced septic shock.