Results 71 to 80 of about 817,831 (307)

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 more
wiley   +1 more source

Commuting functions with no common fixed point [PDF]

open access: yesTransactions of the American Mathematical Society, 1969
Introduction. Let f and g be continuous functions mapping the unit interval I into itself which commute under functional composition, that is, f(g(x))=g(f(V)) for all x in I. In 1954 Eldon Dyer asked whetherf and g must always have a common fixed point, meaning a point z in I for which f(z) =z=g(z). A. L.
openaire   +2 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

On split common null point and common fixed point problems for multivalued demicontractive mappings

open access: yesDemonstratio Mathematica
In this paper, we study a new inertial algorithm for finding a common solution of the split common null point problem for two infinite families of maximal monotone operators and common fixed point problem for an infinite family of multivalued ...
Wang Yaqin, Zhang Yuanqin
doaj   +1 more source

Some Remarks on Common Fixed Point Theorems

open access: yesJournal of Mathematical Analysis and Applications, 1994
The author establishes several common fixed point theorems for compatible maps of a complete metric space using contractive conditions of Caristi type [\textit{J. Caristi}, Trans. Am. Math. Soc. 215, 241-251 (1976; Zbl 0305.47029)] and Hegedüs type [\textit{M. Hegedüs}, Acta Sci. Math. 42, 87-89 (1980; Zbl 0438.47057)].
openaire   +2 more sources

Common Fixed Points for Commuting Cournot Maps [PDF]

open access: yesReal Analysis Exchange, 2003
The author studies the existence of common fixed points of two commuting Cournot maps on \([0,1]^2\). Extensions of results by \textit{J. R. Jachymski} [Proc. Am. Math. Soc. 124, 3229--3233 (1996; Zbl 0881.54043)] and \textit{G. F. Jungck} [Proc. Am. Math. Soc. 115, 495--499 (1992; Zbl 0771.54037)] to the Cournot case are given.
openaire   +3 more sources

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

Common Fixed Point Theorems for Contractive Maps

open access: yesJournal of Mathematical Analysis and Applications, 1998
The author gives common fixed point theorems for a family of operators under minimal type commutativity and contractive conditions.
openaire   +1 more source

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