Results 81 to 90 of about 142,492 (210)

Exploring natural sunscreens: UVB protection and antioxidant properties in gadusol‐rich fish roes extracts

open access: yesPhotochemistry and Photobiology, EarlyView.
Gadusol‐rich extracts provide effective UVB protection and antioxidant activity in HaCaT cells and C. elegans, highlighting their potential as natural photochemoprotective agents for pharmaceutical and cosmetic applications. It also demonstrates remarkable in vitro antioxidant capacity and thermal stability over time.
Rocío Isla Naveira   +9 more
wiley   +1 more source

Enraizamento in vitro e aclimatação de propágulos de Vanilla planifolia

open access: yesOrnamental Horticulture, 2007
Considerando a importância econômica da cultura de V. planifolia e o pequeno acervo de informações técnicas sobre a sua propagação in vitro, neste estudo avaliou-se o enraizamento in vitro de propágulos de V. planifolia provenientes de micropropagação.
Elisa Ferreira Moura   +4 more
doaj   +1 more source

Transferencia embrionaria única: estrategia clave para reducir el riesgo de embarazo múltiple en reproducción humana asistida

open access: yesAdvances in Laboratory Medicine, 2021
El objetivo principal en los inicios de la reproducción humana asistida (RHA) era conseguir la gestación. Las tasas de éxito eran bajas y, por ello, las transferencias embrionarias múltiples se convirtieron en una práctica normal alcanzando tasas de ...
Reimundo Pilar   +3 more
doaj   +1 more source

Progestins induce transcriptional activation of signal transducer and activator of transcription 3 (Stat3) via a Jak- and Src-dependent mechanism in breast cancer cells [PDF]

open access: yes, 2005
Interactions between steroid hormone receptors and signal transducer and activator of transcription (Stat)-mediated signaling pathways have already been described.
Carnevale, Romina Paula   +10 more
core   +3 more sources

Embriones humanos implantados post mortem mediante fecundación in vitro.

open access: yesDilemas Contemporáneos: Educación, Política y Valores
En el actual trabajo investigativo se estudia la legalidad, permisibilidad y regulación normativa de la fecundación in vitro post mortem en la legislación ecuatoriana; esto debido al vacío jurídico existente respecto a las Técnicas de Reproducción Humana
Juan Carlos Manjarrés Buenaño   +1 more
semanticscholar   +1 more source

Bacteriophage and Fusidic Acid Have Synergistic Effect Against Meticillin‐Resistant Staphylococcus pseudintermedius in Ex Vivo Canine Dermis Model

open access: yesVeterinary Dermatology, EarlyView.
Background: Antimicrobial stewardship has become vital given the progressive emergence of multidrug‐resistant bacteria, and novel approaches to the treatment of bacterial infections are needed. Recently, reported synergistic effects of antibacterial drugs and bacteriophage therapy have revealed promising applications for the management of meticillin ...
Sarah Ehling   +9 more
wiley   +1 more source

Perfil de puérperas submetidas a métodos de reprodução assistida [Profile of postpartum women submitted to assisted reproduction methods] [Perfil de puérperas sometidas a métodos de reproducción asistida]

open access: yesRevista Enfermagem UERJ, 2012
Estudo cujo objetivo foi discutir o perfil de mulheres submetidas a métodos de reprodução assistida em hospital privado do Município de São Paulo, em 2009. Pesquisa quantitativa, descritiva, exploratória, transversal, de nível I.
Alexandra Celento Vasconcellos da Silva   +3 more
doaj  

Estudios conducentes al establecimiento in vitro de Prumnopitys standleyi (ciprecillo), especie forestal nativa de Costa Rica

open access: yesTecnología en Marcha, 2019
Este proyecto investigó nuevas formas de propagar una especie forestal, nativa de Costa Rica, que está en peligro de extinción y tiene un alto potencial económico.
José Pablo Gamboa-Zúñiga
doaj   +1 more source

Sphingolipids as emerging mediators in retina degeneration [PDF]

open access: yes, 2019
The sphingolipids ceramide (Cer), sphingosine-1-phosphate (S1P), sphingosine (Sph), and ceramide-1-phosphate (C1P) are key signaling molecules that regulate major cellular functions.
Prado Spalm, Facundo Heber   +3 more
core   +1 more source

Milk Extracellular Vesicles and Their Functional Potential in Osteoblast Activity: A Cross‐Species Comparison for Nutraceutical Development

open access: yesFood Frontiers, Volume 7, Issue 2, March 2026.
Label: mEVs and osteogenesis Description: This study reports a comparative analysis of mEVs isolated from raw milk EVs. Functional relevance of each type of mEVs is evaluated on cell proliferation and osteogenic differentiation of murine fibroblasts model.
Anna Maria Grimaldi   +6 more
wiley   +1 more source

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