Results 31 to 40 of about 353,327 (314)

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Exploring atitudes towards immigrants in Cape Town, South Africa [PDF]

open access: yes, 2011
Earlier studies conducted in South Africa suggest that negative attitudes towards immigrants are widespread and driven by resource strain, issues around national identity, and the process of ‘othering’.
Murambiwa, Rutendo
core  

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

Merchants, commissioners and wardmasters : municipal politics in Cape Town, 1840-1854 [PDF]

open access: yes, 1986
Bibliography: leaves 260-272.Merchants,Commissioners and Wardmasters: Municipal Politics in Cape Town, 1840-854 explores the social, political and economic changes and conflicts that helped to determine Cape Town's evolution in the mid nineteenth century.
Warren, Digby
core  

Distribution of adenylyl cyclase/cAMP phosphodiesterase gene, CAPE, in streptophytes reproducing via motile sperm

open access: yesScientific Reports, 2021
We recently isolated a novel adenylyl cyclase/cAMP phosphodiesterase gene from the liverwort, Marchantia polymorpha. The protein encoded by this gene has a class III adenylyl cyclase (AC) in the C-terminal domain and class I phosphodiesterase (PDE) in ...
Chiaki Yamamoto   +5 more
doaj   +1 more source

Transcripts enriched in codons that trigger P‐site tRNA‐mediated mRNA decay possess stable mRNA

open access: yesFEBS Open Bio, EarlyView.
PTMD codons were first described by Mendel et al. as mediators of an mRNA decay pathway dependent on the human protein CNOT3, homologous to yeast Not5. Our findings confirm that PTMD codons destabilize transcripts; however, unlike in yeast, the human pathway specifically targets and slightly destabilizes primarily stable mRNAs.
Rodolfo Lopes Carneiro   +1 more
wiley   +1 more source

Exploring the key socio-economic challenges facing youth refugees in the Western Cape [PDF]

open access: yes, 2012
Includes abstract.Includes bibliographical references.This study explored the key socio-economic challenges facing youth refugees in the Western Cape. The study was carried out on a purposive sample of twelve youth refugees.
Shawa, Elizabeth HL
core  

Effects of Resveratrol, Caffeic Acid Phenethyl Ester and Silibinin on Isolated Human Umbilical Artery

open access: yesInternational Journal of Traditional and Complementary Medicine Research
Objective: The aim of this study was to compare the vasoactive effects of resveratrol, CAPE and silibinin on the basal tone and serotonin (5-HT) induced contractile responses of isolated human umbilical arteries.Material-Method: This study was approved ...
Ayşegül Arzum Karabaş   +1 more
doaj   +1 more source

Secondary Air Pollutants and Forests — New Perspectives

open access: yesThe Scientific World Journal, 2007
Air pollution has been known to affect forests for over a century, and many of the mechanisms of pollutant deposition and effects have been established, at least for forest trees.
J. Neil Cape
doaj   +1 more source

Importin 7 mediates the nuclear import of HIV‐1 integrase via a specific interacting interface

open access: yesFEBS Open Bio, EarlyView.
HIV‐1 integrase enables viral DNA integration into the host genome. By binding to the core domain of the host protein Importin 7 via its C‐terminal domain, the integrase is transported across the nuclear membrane into the nucleus, where integration of the viral genome into host DNA takes place. This translocation is a critical step for subsequent viral
Juana Bana   +5 more
wiley   +1 more source

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