Results 91 to 100 of about 531,743 (299)

Elemental composition and phosphorus availability in hydrochars from seaweed and organic waste digestate

open access: yesActa Agriculturae Scandinavica. Section B, Soil and Plant Science, 2018
By hydrothermal liquefaction (HTL) of organic matter, hydrochars are produced which may be applied to soil for carbon sequestration. From substrates of wild seaweed and organic waste digestate, we measured the distribution of solids (hydrochars) and ...
Anne-Kristin Løes   +2 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Demonstrating the sustainable approach in valorizing the Citrus limetta peel

open access: yesFood Chemistry Advances
The present study details using sweet lime (Citrus limetta) peel waste in a sequential extraction process to obtain essential oil, hesperidin, and pectin to align with sustainable practices and promote a circular economy.
Bawin Ram   +3 more
doaj   +1 more source

Changes in Nickel Fractions as Affected by Aging and Vermicompost and Zeolite Application in Two Calcareous Soils with Different Texture [PDF]

open access: yesعلوم آب و خاک, 2023
Due to the importance of nickel (Ni), and the effect of common soil additives on Ni fractions distribution, the present study was conducted to evaluate the effect of zeolite and vermicompost on nickel fractions over time.
S. Falahati, E. Adhami, H. Owliaie
doaj  

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Periodic Single-Pass Instruction Sequences [PDF]

open access: yes, 2013
A program is a finite piece of data that produces a (possibly infinite) sequence of primitive instructions. From scratch we develop a linear notation for sequential, imperative programs, using a familiar class of primitive instructions and so-called ...
Bergstra, Jan A., Ponse, Alban
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

A Study on the Removal of Copper (II) from Aqueous Solution Using Lime Sand Bricks

open access: yesApplied Sciences, 2019
Heavy metals such as Cu(II), if ubiquitous in the runoff, can have adverse effects on the environment and human health. Lime sand bricks, as low-cost adsorbents to be potentially applied in stormwater infiltration facilities, were systematically ...
Xiaoran Zhang   +6 more
doaj   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

The solid phase distribution and bioaccessibility of potentially harmful elements in natural ironstone soils in the UK [PDF]

open access: yes, 2012
Chemical reactions and physical and biological processes influence the mobility of potentially harmful elements (PHEs) present within soils. In the UK, soil PHE such as arsenic (As), chromium (Cr) and nickel (Ni) occur at elevated concentrations in ...
Wragg, Joanna
core  

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