Results 61 to 70 of about 3,079,511 (339)

Functional morphology of cephalopod gills [PDF]

open access: yes, 1987
There is a wealth of literature dealing with fish gills (Review, see Hoar & Randall, 1984), yet hardly anything is known about the gills of cephalopods. This is rather surprising considering the commercial importance of the cephalopods.
Eno, Nancy Clare
core  

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Correlação entre testes para avaliação da qualidade de sementes de girassol e emergência das plântulas em campo Correlation between sunflower seeds quality evaluation tests and seedling emergence in field

open access: yesCiência Rural, 2009
A capacidade do teste de germinação para estimar o potencial de emergência de plântulas no campo diminui à medida que as condições do ambiente são desfavoráveis.
Madelon Rodrigues Sá Braz   +1 more
doaj  

Physiological quality of Physalis ixocarpa Brot. ex Hornem seeds in relation to maturation stage and growing season

open access: yesPesquisa Agropecuária Tropical, 2023
Physalis ixocarpa is an edible fruit with great economic importance in many countries. The use of high-quality seeds is essential for the success of the crop, so their harvest should be carried out at their maximum point of physiological maturity.
Natália dos Santos Barroso   +4 more
doaj   +1 more source

Physiological potential of lettuce seeds crespa [PDF]

open access: yesAfrican Journal of Agricultural Research, 2019
The present work aimed to evaluate the germination, emergence, vigor and initial development of lettuce (Lactuca sativa L.) cultivars. Nine cultivars belonging to the crespa group, Cinderella, Monica SF 31, Mimosa (Salad Bowl), Veneranda, Brava, Cerbiatta (Catalonha), Itapua Super, Itauna Prisee, Simpson and Vitoria de Verao were used.
Oliveira de Assis Wesley   +11 more
openaire   +1 more source

An intracellular transporter mitigates the CO2‐induced decline in iron content in Arabidopsis shoots

open access: yesFEBS Letters, EarlyView.
This study identifies a gene encoding a transmembrane protein, MIC, which contributes to the reduction of shoot Fe content observed in plants under elevated CO2. MIC is a putative Fe transporter localized to the Golgi and endosomal compartments. Its post‐translational regulation in roots may represent a potential target for improving plant nutrition ...
Timothy Mozzanino   +7 more
wiley   +1 more source

Physiological assessment of long pepper seeds

open access: yesRevista de Ciências Agroambientais, 2015
The environmental and economic potential of long pepper (Piper hispidinervum) requires the development of methodology to evaluate seed potential physiological.
Francisco Pacheco Júnior   +4 more
doaj  

Evaluation cottonseed vigor through computer image analysis of the seedlings1

open access: yesJournal of Seed Science
: The evaluation of seed vigor through image analysis has been gaining space in quality-control programs due to its easy use, objectivity, and speed.
Plínio Duarte Corrêa   +2 more
doaj   +1 more source

Near-infrared spectroscopy (NIR) for classifying the physiological quality of canola seeds [PDF]

open access: yesJournal of Seed Science
: The use of high-quality seeds is essential in production systems. NIR spectroscopy, combined with chemometric methods, is a promising, rapid, nondestructive, and easy-to-use tool for assessing seed physiological potential.
Soryana Gonçalves Ferreira de Melo   +6 more
doaj   +1 more source

Medical diagnostics using designed molecules with sense and logic [PDF]

open access: yes, 2013
Luminescent molecules responsive to cations, anions and even small molecules can be designed with the appropriate selectivity and sensitivity for monitoring physiological and pathological levels of analytes.
Cardona, Mario   +2 more
core   +1 more source

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