Results 61 to 70 of about 8,146,953 (237)

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Molecular biological methods for studying the gut microbiota : the EU human gut flora project [PDF]

open access: yes, 2002
Seven European laboratories co-operated in a joint project (FAIR CT97-3035) to develop, refine and apply molecular methods towards facilitating elucidation of the complex composition of the human intestinal microflora and to devise robust methodologies ...
Vos, W.M., de   +5 more
core   +1 more source

Biofilm formation of mucosa-associated methanoarchaeal strains

open access: yesFrontiers in Microbiology, 2014
Although in nature most microorganisms are known to occur predominantly in consortia or biofilms, data on archaeal biofilm formation are in general scarce.
Corinna eBang   +8 more
doaj   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Virgibacillus senegalensis sp. nov., a new moderately halophilic bacterium isolated from human gut

open access: yesNew Microbes and New Infections, 2015
Virgibacillus senegalensis SK-1T (= CSUR P1101 = DSM 28585) is the type strain of V. senegalensis sp. nov. It is an aerobic, Gram positive, moderately halophilic, motile bipolar flagellum isolated from a healthy Senegalese man.
E. Seck   +9 more
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

‘Metaprevotella massiliensis’ gen. nov., sp. nov., isolated from human ileum

open access: yesNew Microbes and New Infections, 2017
We report here the main characteristics of ‘Metaprevotella massiliensis’ strain Marseille-P-3114T (CSURP3114) that was isolated from a human ileum sample.
D. Ricaboni   +5 more
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

‘Intestinibacillus massiliensis’ gen. nov., sp. nov., isolated from human left colon

open access: yesNew Microbes and New Infections, 2017
We report here the main characteristics of ‘Intestinibacillus massiliensis’ strain Marseille-P3216T that was isolated from a human left colon wash sample.
D. Ricaboni   +5 more
doaj   +1 more source

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