Results 31 to 40 of about 131,615 (148)

New Data on Nephron Microanatomy and Ultrastructure of Senegal Bichir (Polypterus senegalus)

open access: yesBiology, 2022
This study presents new data on the microanatomy and ultrastructure of Polypterus senegalus nephrons. It was shown that the diameter and ultrastructure of renal corpuscles, a well-developed neck segment, and ultrastructure of two types of epithelial ...
Ekaterina Aleksandrovna Flerova   +1 more
doaj   +1 more source

Ultrastructure of slime [PDF]

open access: yes, 1969
Ultrastructure of ...
W. B. Van Winkle, Van Winkle, W. B.
core   +1 more source

The Effect of the Synergistic Combination of Vitamin D and Doxorubicin on the MCF-7 Line Breast Cancer Cells

open access: yesBiology and Life Sciences Forum, 2023
Breast cancer is the most prevalent cancer in the female population. The prolonged action of estrogen may affect tumor proliferation. Additionally, a fat-rich diet may have various effects on cancer proliferation, depending on the type of fat. Vitamin D,
Kamila Sobczak   +6 more
doaj   +1 more source

Relation of mitochondrial phospholipase A activity to mitochondrial swelling

open access: yesJournal of Lipid Research, 1969
Assays of mitochondrial phospholipase A activity and mitochondrial swelling demonstrated that the phospholipase A activity is related to the swelling under the experimental conditions used.
Moseley Waite   +3 more
doaj   +1 more source

Hyperactivity is linked to elevated cortisol levels: comprehensive behavioral analysis in the prenatal valproic acid-induced marmoset model of autism

open access: yesTranslational Psychiatry
Hyperactivity is frequently observed in individuals with autism spectrum disorder (ASD) and significantly affects various aspects of life. This underscores the critical need for effective intervention methods tailored to the needs of individuals with ASD.
Madoka Nakamura   +5 more
doaj   +1 more source

Selection and isolation of bacterium with probiotic potential from the Amazon ornamental fish Hypancistrus sp. (Siluriformes, Loricariidae)

open access: yesBoletim do Instituto de Pesca, 2023
The aim of this study was to select autochthonous bacteria with probiotic potential from the gastrointestinal tract of King Tiger Pleco (Hypancistrus sp.) for future applications in captive production.
Ryuller Gama Abreu Reis   +3 more
doaj  

Three in one: evolution of viviparity, coenocytic placenta and polyembryony in cyclostome bryozoans

open access: yesBMC Ecology and Evolution, 2021
Background Placentation has evolved multiple times among both chordates and invertebrates. Although they are structurally less complex, invertebrate placentae are much more diverse in their origin, development and position.
U. A. Nekliudova   +5 more
doaj   +1 more source

Surfactant ultrastructure.

open access: yes, 2013
(A) CHF5633. Ultrastructure of CHF5633 Input was extremely large with ball bearing like form. In the supernatant of the BALF, ultrastructure of small aggregate of CHF5633 was lipid layers with various forms.
Machiko Ikegami (140743)   +1 more
core   +1 more source

Changes of leaf antioxidant system, photosynthesis and ultrastructure in tea plant under the stress of fluorine

open access: yes, 2011
Seedlings of Camellia sinensis were grown hydroponically for 30 d in order to study the effect of fluorine (F) on growth parameters, antioxidant defence system, photosynthesis and leaf ultrastructure. Fresh and dry mass, chlorophyll (Chl) content and net
J. Xu, Y. Zheng, D. Ni, C. Li, J. Zhou
core   +1 more source

Impact of 2D versus 3D fibroblast models on Leishmania species invasion in vitro: Rab5 dynamics and actin activity in initial infection

open access: yesFrontiers in Cellular and Infection Microbiology
BackgroundThe protozoan Leishmania, in addition to infecting phagocytic cells such as macrophages, can also invade non-professional phagocytic cells like fibroblasts, a process previously described in 2D models.
Rebecca Thereza Silva Santa Brígida   +7 more
doaj   +1 more source

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