Results 51 to 60 of about 63,770 (296)

Rigidity in Conical Flocks

open access: yesJournal of Combinatorial Theory, Series A, 1996
\textit{J. A. Thas} [Eur. J. Comb. 8, 441-452 (1987; Zbl 0646.51019)] completely characterizes the flocks of a quadratic cone whose planes share a common point. The authors establish a fundamental relationship between \(s\)-locally rigid groups and intersections of the planes of the partial flock.
Vikram Jha, Norman L. Johnson
openaire   +3 more sources

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

CFD Analysis of Aerodynamic Characteristics in a Square-Shaped Swarm Formation of Four Quadcopter UAVs

open access: yesApplied Sciences
The aerodynamic behavior of a square-shaped formation of four quadcopter UAVs flying in a swarm is investigated in detail through three-dimensional computer simulations utilizing Computational Fluid Dynamics (CFD) methodology.
Ahmet Talat İnan, Berkay Çetin
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Studies of the flocking behaviour of Sanderlings [PDF]

open access: yes, 1990
The behaviour of sanderlings, Calidris alba, was studied at Teesmouth, N. E. England. Flock sizes and within-flock spacing were related to factors such as substrate type, season, and prey distribution. Sightings of individually-identifiable colour-ringed
Roberts, J.G.
core  

Breeding with resistant rams leads to rapid control of classical scrapie in affected sheep flocks [PDF]

open access: yes, 2011
Susceptibility to scrapie, a transmissible spongiform encephalopathy in sheep, is modulated by the genetic make-up of the sheep. Scrapie control policies, based on selecting animals of resistant genotype for breeding, have recently been adopted by the ...
van Roermund, H.J.W.   +19 more
core   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Combining the art of textile printing and applique art to produce designs suitable for children's clothing

open access: yesJournal of Architecture, Art & Humanistic Science, 2019
The art of applique is one of the folk arts and legacies left to us by our ancestors over the years. The present research is concerned with reviving this ancient art and integrating it with the art of printing textiles for unconventional designs printed ...
Gehan El Gamal, Heba Mansour
doaj   +1 more source

SEROLOGICAL STUDY ON CHICKENS GAINED FROM BREEDERS VACCINATED WITH TWO DIFFERENT DOSES OF CIAV VACCINE [PDF]

open access: yesAssiut Veterinary Medical Journal, 2013
The objective of this work is to evaluate field situation depends on vaccinating bird from breeder flock, then mixing them with the rest of the flock to transfer vaccine virus to all birds in the flock.
KIFAH NASHAR
doaj   +1 more source

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