Results 31 to 40 of about 602,273 (214)

Drift-Diffusion in Mangled Worlds Quantum Mechanics [PDF]

open access: yesProceedings of the Royal Society A: 462(2069):1619-1627, May 8, 2006., 2003
In Everett's many worlds interpretation, where quantum measurements are seen as decoherence events, inexact decoherence may let large worlds mangle the memories of observers in small worlds, creating a cutoff in observable world size. I solve a growth-drift-diffusion-absorption model of such a mangled worlds scenario, and show that it reproduces the ...
arxiv   +1 more source

Acute fasciolosis in an alpaca: a case report

open access: yesBMC Veterinary Research, 2021
Background The popularity of new world camelids, particularly alpacas, is growing rapidly in Ireland, presenting a clinical challenge to veterinary practitioners who may not have worked with these species previously.
C. J. Hayes   +8 more
doaj   +1 more source

A novel framework to quantify uncertainty in peptide-tandem mass spectrum matches with application to nanobody peptide identification [PDF]

open access: yesarXiv, 2021
Nanobodies are small antibody fragments derived from camelids that selectively bind to antigens. These proteins have marked physicochemical properties that support advanced therapeutics, including treatments for SARS-CoV-2. To realize their potential, bottom-up proteomics via liquid chromatography-tandem mass spectrometry (LC-MS/MS) has been proposed ...
arxiv  

Dysuria due to discospondylitis and intervertebral disc herniation in a male alpaca (Vicugna pacos) [PDF]

open access: yes, 2015
Background: Dysuria in camelids is usually associated with the presence of lower urinary tract disease such as urolithiasis. As another differential diagnosis, urine retention may be caused by neurological disturbances resulting from infections of the ...
Hirz, Manuela   +3 more
core   +1 more source

Using modern reproductive methods to hybridize old and new world Camelids : Camelus dromedarius x Lama guanicoe

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 2000
A group of nine female and one male guanaco were maintained alongside a larger herd of dromedary camels at the Camel Reproduction Centre in Dubai. The ovaries of the female guanacos and camels were scanned regularly, and when they exhibited a dominant ...
J. A. Skidmore   +3 more
doaj   +1 more source

Nucleotide diversity of functionally different groups of immune response genes in Old World camels based on newly annotated and reference-guided assemblies

open access: yesBMC Genomics, 2020
Background Immune-response (IR) genes have an important role in the defense against highly variable pathogens, and therefore, diversity in these genomic regions is essential for species’ survival and adaptation.
Sara Lado   +7 more
doaj   +1 more source

Sequence-Based Nanobody-Antigen Binding Prediction [PDF]

open access: yesarXiv, 2023
Nanobodies (Nb) are monomeric heavy-chain fragments derived from heavy-chain only antibodies naturally found in Camelids and Sharks. Their considerably small size (~3-4 nm; 13 kDa) and favorable biophysical properties make them attractive targets for recombinant production.
arxiv  

How many large camelids in the world? A synthetic analysis of the world camel demographic changes

open access: yesPastoralism, 2020
At world level, the current official number of large camelids cannot be determined exactly (it is estimated to be more than 35 million heads), and the role of camels in the livestock economy is highly variable.
B. Faye
doaj   +1 more source

A highly specific gold nanoprobe for live-cell single-molecule imaging [PDF]

open access: yes, 2013
Single molecule tracking in live cells is the ultimate tool to study subcellular protein dynamics, but it is often limited by the probe size and photostability. Due to these issues, long-term tracking of proteins in confined and crowded environments, such as intracellular spaces, remains challenging.
arxiv   +1 more source

Quantum learning and essential cognition under the traction of meta-characteristics in an open world [PDF]

open access: yesarXiv, 2023
Artificial intelligence has made significant progress in the Close World problem, being able to accurately recognize old knowledge through training and classification. However, AI faces significant challenges in the Open World problem, as it involves a new and unknown exploration journey. AI is not inherently proactive in exploration, and its challenge
arxiv  

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