Results 91 to 100 of about 47,429 (265)

Bacterias productoras de glicosidasas, aisladas del Canal de Beagle: Caracterización de Bacterias Marinas de Interés Biotecnológico

open access: yes, 2012
La biotecnología microbiana posee potenciales aplicaciones en la industria, la medicina y el medioambiente, donde la extraordinaria diversidad microbiana es fuente de nuevas biomoléculas activas.
Alvarenga, Adriana Elizabet   +1 more
core  

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

Proteasomal degradation of intracellularly expressed Amblyomin‐X limits suicide gene therapy potential in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
This study explores the feasibility of expressing the antitumoral protein Amblyomin‐X through a suicide gene therapy approach and investigates its intracellular fate after gene delivery. Although the gene is efficiently expressed, melanoma cells rapidly degrade the Amblyomin‐X protein via proteasome activity.
Victor Dal Posolo Cinel   +4 more
wiley   +1 more source

Presencia de bacterias saprofitas y patógenas en piel y branquias de pescado fresco

open access: yes, 2004
El presente estudio tuvo como objetivo determinar la carga de bacterias deteriorantes y patógenas como L. moncocytogenes en piel y branquias de pescado fresco.
Díaz Jaramillo, Alejandra Jeannette
core  

Evaluación de péptidos sintéticos sobre bacterias, levaduras y mohos [PDF]

open access: yes, 2013
Resumen: Ante el creciente surgimiento de microorganismos resistentes tanto en el ámbito médico como el agrícola se ha intentado desarrollar estrategias para el control de estos patógenos, algunas más eficaces que otras, una de las mejores alternativas ...
Correa Gómez, Elizabeth
core  

Interacción bacteria-microalga en el ambiente marino y uso potencial en acuicultura Microalgae and bacteria interaction in the aquatic environment and their potential use in aquaculture

open access: yesRevista Chilena de Historia Natural, 2003
El presente estudio tiene como objetivo revisar el conocimiento generado sobre el rol que juegan las interacciones bacteria-microalga en ambientes marinos y dulceacuícolas, definiendo las posibles aplicaciones que puede tener el conocimiento de estas ...
CARLOS E. RIQUELME   +1 more
doaj  

Rapid screening of staphylokinase protein variants using an unpurified cell‐free expression system

open access: yesFEBS Open Bio, EarlyView.
An unpurified cell‐free protein synthesis (CFPS) platform enables rapid functional screening of staphylokinase variants. Direct plasminogen‐activation assays performed in microplate format provide real‐time activity readouts, allowing rapid identification and ranking of variants with improved or reduced fibrinolytic activity without protein ...
Maria Tomková   +3 more
wiley   +1 more source

Determinación cuali-cuantitativa de bacterias heterótrofas relacionadas con el ciclo del nitrógeno, calidad bacteriológica de agua y sedimentos recolectados en fiordos y canales de la XI Región de Chile

open access: yes, 2003
El estudio de los gases presentes en la atmósfera, como el óxido nitroso (N2O), ha cobrado gran importancia, por su posible relación con la destrucción de la capa de ozono y el efecto invernadero.
Garay Catalán, Yosselyn Carmen
core  

Combined 5‐aminolevulinic acid and ferric ammonium citrate treatment promotes hair follicle growth by activating dermal papilla cells

open access: yesFEBS Open Bio, EarlyView.
5‐Aminolevulinic acid combined with ferric ammonium citrate (5‐ALA/FAC) stimulates dermal papilla cell activity and promotes hair follicle growth. The treatment enhances ERK and AKT signaling, increases hair‐inductive gene expression, and restores dermal papilla function suppressed by dihydrotestosterone and oxidative stress, resulting in enhanced hair
Han‐Wook Ryu, Eok‐Soo Oh, Sewoon Kim
wiley   +1 more source

Evolutionarily divergent DUF4465 domains have a common vitamin B12‐binding function

open access: yesFEBS Open Bio, EarlyView.
We show that DUF4465 family proteins, widespread across bacteria from gut microbiomes, hydrothermal vents, and soil, share a common vitamin B12‐binding function. These augmented β‐jellyroll proteins bind vitamin B12 via extended loops. Our findings establish sequence‐diverse DUF4465 proteins as a widespread class of B12‐binding proteins, highlighting ...
Charlea Clarke   +4 more
wiley   +1 more source

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