Results 11 to 20 of about 6,515 (197)

Estudio preliminar de teñido de fibra de alpaca utilizando extracto acuoso de molle (Schinus molle) como pigmento natural

open access: yesREVISTA DE INNOVACIÓN Y TRANSFERENCIA PRODUCTIVA, 2022
El teñido de prendas con pigmentos naturales es una alternativa para evitar utilizar colorantes químicos que a menudo resultan ser tóxicos para el medio ambiente y la salud humana.
José Carrasco Bocangel   +4 more
semanticscholar   +1 more source

Formação de biofilme e produção de pigmento azul por Pseudomonas: o impacto na indústria de lácteos

open access: yesThe Journal of Engineering and Exact Sciences, 2022
Pseudomonas spp. são constantemente associadas à deterioração de produtos lácteos. Espécies desse gênero são amplamente conhecidas por sua adaptabilidade e versatilidade, além de conseguirem se multiplicar em temperaturas de refrigeração. Pseudomonas spp.
Nayara Alenne Silva Costa   +3 more
semanticscholar   +1 more source

EXTRACCIÓN, CARACTERIZACIÓN Y ACTIVIDAD ANTIMICROBIANA DEL PIGMENTO CAROTENOIDE DE MICROCOCCUS LUTEUS

open access: yesBiotempo, 2021
Micrococcus luteus (Schroeter) Cohn 1872 es una de las bacterias que se encuentran en el ambiente, sus colonias presentan una pigmentación amarillenta. Este pigmento es un carotenoide cuyas propiedades varían según el ambiente de origen o aislamiento. En
H. Fernández-Sánchez   +4 more
semanticscholar   +1 more source

Pigmentos maculares [PDF]

open access: yesArquivos Brasileiros de Oftalmologia, 2009
A luteína e a zeaxantina são pigmentos amarelos que se localizam na mácula. Devido à sua localização, diminuem e filtram a quantidade de luz principalmente azul que chega aos fotorreceptores, atuam como antioxidantes e podem melhorar a qualidade visual.
Canovas, Renata   +3 more
openaire   +3 more sources

Inclusión de harina de Tithonia diversifolia en raciones para gallinas ponedoras de primer ciclo y su efecto sobre la pigmentación de yema de huevo

open access: yesRevista Mexicana de Ciencias Pecuarias, 2020
Una consideración importante para la población mexicana es la pigmentación de la yema de huevo, siendo importante adicionar carotenoides en la dieta de las aves, lo que hace necesario explorar fuentes alternas que aporten pigmentos a los ya utilizados en
María Elena Carranco-Jáuregui   +4 more
doaj   +1 more source

Pigment molecular composition reveals significant information for visual communication

open access: yesFunctional Ecology, Volume 36, Issue 11, Page 2756-2762, November 2022., 2022
Read the free Plain Language Summary for this article on the Journal blog. Abstract Melanins are the most common pigments in vertebrates and, as such, fufill multiple adaptive functions, including honest signalling. This is the case of male pied flycatchers Ficedula hypoleuca, whose dorsal plumage, composed of black and grey feathers pigmented by ...
Ismael Galván
wiley   +1 more source

Blackness and the God of the Oppressed

open access: yesThe Ecumenical Review, Volume 74, Issue 4, Page 576-588, October 2022., 2022
Abstract The state of blackness oscillates between two speculative positions: The first puts forward the irrelevance of race in the modern technological period, a view often coming from those who are colour blind and “optimistic” futurists. The second postulates the need to reaffirm the condition of blackness in a racist and capitalistic production ...
Hlulani Mdingi
wiley   +1 more source

Patients with Retinitis Pigmentosa May Have a Higher Risk of Developing Open‐Angle Glaucoma

open access: yesJournal of Ophthalmology, Volume 2022, Issue 1, 2022., 2022
Background. Retinitis pigmentosa (RP) is the most common retinal hereditary dystrophy, which can lead to blindness if it progresses. Similarly, open‐angle glaucoma (OAG) is a genetic disorder. The similarities in genetic variants and pathophysiology between RP and OAG have been reported.
Man-Chen Hung   +2 more
wiley   +1 more source

Effects of Cataract Surgery on Vision‐Related Quality of Life in Patients with Retinitis Pigmentosa and the Predictive Factors of Quality of Life Improvement

open access: yesBioMed Research International, Volume 2021, Issue 1, 2021., 2021
Purpose. To determine the effects of cataract surgery and preoperative factors on the vision‐related quality of life (QOL) in patients with retinitis pigmentosa (RP). Materials and Methods. This was a prospective, interventional study of 54 patients diagnosed with RP.
Gen Miura   +5 more
wiley   +1 more source

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