Results 41 to 50 of about 362,607 (307)

Probable Oil and Gas Reserves and Shareholder Returns: The Impact of Shale Gas [PDF]

open access: yes, 2015
Oil and gas reserves are the most important assets of oil and gas companies. A source of confusion for investors in oil companies is that reserves quantities and values are uncertain estimates. Reserves are typically classified according to probabilities
Misund, Bård, Osmundsen, Petter
core  

FGFR Like1 drives esophageal cancer progression via EMT, PI3K/Akt, and notch signalling: insights from clinical data and next‐generation sequencing analysis

open access: yesFEBS Open Bio, EarlyView.
Clinical analysis reveals significant dysregulation of FGFRL1 in esophageal cancer (EC) patients. RNAi‐coupled next‐generation sequencing (NGS) and in vitro study reveal FGFRL1‐mediated EC progression via EMT, PI3K/Akt, and Notch pathways. Functional assays confirm its role in tumor growth, migration, and invasion.
Aprajita Srivastava   +3 more
wiley   +1 more source

Research Advances in Enzymatic Detoxification of Deoxynivalenol

open access: yesLiang you shipin ke-ji
Deoxynivalenol (DON) is a toxic secondary metabolite produced by Fusarium spp. that mainly contaminates wheat, corn, and other food crops, and has posed serious threats to food safety.
SUN Jing   +5 more
doaj   +1 more source

Experimental Investigation of Hydraulic Fracturing Fluid Based on Pseudo Gemini Surfactant with Polysaccharide Addition

open access: yesGels, 2023
In the last decade, hydrogels for hydraulic fracturing based on viscoelastic surfactants have been actively studied. Interest in these systems is justified by their unique qualities: good viscoelasticity and the ability to form stable suspensions of ...
Mihail Silin   +5 more
doaj   +1 more source

U.S. Oil Reserves and Peak Oil

open access: yesUndergraduate Journal of Mathematical Modeling: One + Two, 2013
We use calculus methods to estimate the quantity of U.S. oil reserves. We consider a model that consists of an exponential function with four unknown constants. We fit real oil production data to determine the unknown constants. With the constants determined we use the function to find the year in which the U.S. oil production reached its peak. We also
openaire   +3 more sources

Multi‐omics and low‐input proteomics profiling reveals dynamic regulation driving pluripotency initiation in early mouse embryos

open access: yesFEBS Open Bio, EarlyView.
Mouse pre‐implantation development involves a transition from totipotency to pluripotency. Integrating transcriptomics, epigenetic profiling, low‐input proteomics and functional assays, we show that eight‐cell embryos retain residual totipotency features, whereas cytoskeletal remodeling regulated by the ubiquitin‐proteasome system drives progression ...
Wanqiong Li   +8 more
wiley   +1 more source

Preparation and Application of Time-resolved Fluorescent Nanospheres Based Rapid Quantitative Detection Card of Fumonisin B1

open access: yesLiang you shipin ke-ji, 2022
In order to meet the needs of rapid quantitative detection of fumonisin B1 (FB1) in grains, this paper takes fumonisin B1 as the research object, and creates a rapid quantitative detection card of FB1 on the basis of time-resolved fluorescent ...
LIU Hong-mei   +7 more
doaj   +1 more source

Accounting for Depletion of Oil and Gas Resources in Malaysia [PDF]

open access: yes
This paper provides an assessment of the changes in the availability of oil and gas resources in Malaysia. The physical and monetary balance sheets for crude oil and natural gas for the period 2000- 2007 was constructed. The net present value of expected
Jafari, Yaghoob, Othman, Jamal
core   +4 more sources

High Oil Prices Give Alaskans a Second Chance: How Will We Use this Opportunity? [PDF]

open access: yes, 2011
Think about this: 10 years ago, it looked as if Alaska was on the brink of a tough transition to a post-Prudhoe Bay economy. Oil production was half of what it had once been, the state’s oil revenues were about $2 billion, financial reserves were falling,
Goldsmith, Oliver Scott
core  

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

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