Results 111 to 120 of about 8,901,945 (306)

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

Formation of a life strategy in plant species from technogenic ecotopes by the example of short-rhizomatous Orchids

open access: yesТрансформация экосистем
The paper presents the results of the analysis of a life strategy formation in plant species under conditions of anthropogenically transformed ecosystems by the example of short-rhizomatous orchids: Epipactis atrorubens, Epipactis helleborine, Neottia ...
Egorova N.Yu., Suleimanova V.N.
doaj   +1 more source

Deployable Gridshells and their application as a Physical Form Finding Tool: Constructing an innovative life-size Strained Timber Gridshell [PDF]

open access: yes, 2012
This paper presents and discusses the outcomes of a recent participatory workshop where timber gridshells were designed and constructed intuitively by architecture students using physical models.
Tang, Gabriel
core  

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

Lifecycle information for e-literature: a summary from the LIFE project. [PDF]

open access: yes, 2006
The LIFE Project has developed a methodology to calculate the long-term costs and future requirements of the preservation of digital assets. LIFE has achieved this by analysing and comparing three different digital collections and by applying a lifecycle
Ayris, P., McLeod, R., Wheatley, P.
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

Mast seeding is stronger in taller plants

open access: yesFrontiers in Plant Science
IntroductionTwo economies of scale, predator satiation and pollination efficiency, have been proposed to explain the evolutionary mechanisms of mast seeding adopted by some long-lived plants.
Haiming Qin, Xianfeng Yi
doaj   +1 more source

The Roles of Ethnic Theater in Immigrant Communities in the United States 1850-1930 [PDF]

open access: yes, 1981
In the late nineteenth and early twentieth centuries millions of Europeans left their homes to form immigrant communities in the United States. Much of the literature about those immigrant communities focuses upon problems such as their ecomonic ...
Seller, Maxine S.
core   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

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