Results 201 to 210 of about 25,035 (360)

Getaway Special competition: Overview [PDF]

open access: yes, 1984
Recommendations submitted for experiments to be conducted onboard the space shuttle are presented.
Trump, C. G.
core   +1 more source

Red blood cells could protect miRNAs from degradation or loss thanks to Argonaute 2 binding

open access: yesFEBS Open Bio, EarlyView.
The present work investigates the presence and the stability of miRNAs into RBCs, both native and engineered. The observed stability is due to the Ago2 bound resulting in minimal RISC. Indeed, if the miRNA‐Ago2 complex is present, miRNAs are protected from release or degradation and they are biologically active. Thus, RBCs can act as miRNA carriers for
Elena Perla   +4 more
wiley   +1 more source

Germination of pine seed in weightlessness (investigation in Kosmos 782) [PDF]

open access: yes
An investigation was made of the orientation of aboveground and underground organs of pine plants grown from seed in weightlessness. Orientation was found to be caused by the position of the seeds relative to the substrate surface.
Karpova, N. I.   +4 more
core   +1 more source

Mapping Hsp104 interactions using cross‐linking mass spectrometry

open access: yesFEBS Open Bio, EarlyView.
This study examines how cross‐linking mass spectrometry can be utilized to analyze ATP‐induced conformational changes in Hsp104 and its interactions with substrates. We developed an analytical pipeline to distinguish between intra‐ and inter‐subunit contacts within the hexameric homo‐oligomer and discovered contacts between Hsp104 and a selected ...
Kinga Westphal   +3 more
wiley   +1 more source

Differentiable Weightless Neural Networks [PDF]

open access: yesInternational Conference on Machine Learning (ICML) 2024
We introduce the Differentiable Weightless Neural Network (DWN), a model based on interconnected lookup tables. Training of DWNs is enabled by a novel Extended Finite Difference technique for approximate differentiation of binary values. We propose Learnable Mapping, Learnable Reduction, and Spectral Regularization to further improve the accuracy and ...
arxiv  

Alkane biosynthesis gene expression and its increased production in recombinant cyanobacteria

open access: yesFEBS Open Bio, EarlyView.
The transcription and mRNA structures of the alkane biosynthesis genes ado/aar were analysed in the representative cyanobacteria PCC 6803 and SK1‐2‐1, which produce C17H36 and C15H32, respectively. PCC 6803 transconjugants carrying these genes showed a 1.8‐ to 2.3‐fold increase in C17H36 production.
Misato Nagao   +4 more
wiley   +1 more source

AN UPPER ARM MODEL FOR SIMULATING WEIGHTLESSNESS

open access: bronze, 1999
Allen C. Parcell   +5 more
openalex   +1 more source

Basic approaches to and tasks of space technology [PDF]

open access: yes
The high vacuum and weightlessness of outer space offer great possibilities for the new field of space technology. To take advantage of this, it is necessary to study such physical and chemical phenomena as diffusion, surface tension, heat exchange, and ...
Okhotin, A. S.
core   +1 more source

Hydrogen sulfide repairs testicular damage induced by heat stress in rats

open access: yesFEBS Open Bio, EarlyView.
Heat stress can cause testicular damage and affect fertility. We investigated the potential protective role of hydrogen sulfide (H2S) against heat stress‐induced testicular injury and observed that H2S donor NaHS can effectively restore testicular damage in rats by inhibiting inflammation and oxidative stress. Our results suggest that H2S might be used
Xinyu Guo   +6 more
wiley   +1 more source

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