pillar

A pillar[5]arene-based three-component supramolecular copolymer for the fluorescence detection of spermine

Org. Chem. Front., 2024, 11,6293-6303
DOI: 10.1039/D4QO01470G, Research Article
Open Access
Martina Mazzaferro, Daniele Crisafulli, Francesca Mancuso, Marco Milone, Fausto Puntoriero, Anna Irto, Salvatore Patanè, Valentina Greco, Alessandro Giuffrida, Ilenia Pisagatti, Anna Notti, Melchiorre F. Parisi, Giuseppe Gattuso
A supramolecular copolymer, composed of a bis-pillar[5]arene diacid and complementary alkylidene- and perylene-bisimide-bis-imidazole comonomers, acts as an OFF/ON luminescent sensor for spermine.
The content of this RSS Feed (c) The Royal Society of Chemistry




pillar

Study of CanUO2(CO3)3(4–2n)– complexes using CE-ICP-MS with polyetheretherketone (PEEK) capillaries

Dalton Trans., 2024, Accepted Manuscript
DOI: 10.1039/D4DT02781G, Paper
Ruopei Sun, Erwan Dupuis, Jean Aupiais, Pascal Reiller
The formation constants of CanUO2(CO3)3(4–2n)– complexes have been determined directly using capillary electrophoresis coupled with inductively coupled plasma mass spectrometry (CE-ICP-MS) in 0.1 M NaCl and at room temperature. Instead...
The content of this RSS Feed (c) The Royal Society of Chemistry




pillar

Tata Projects sees green hydrogen, green ammonia, pump storage hydro as pillars of growth

“Sustainability is a critical element for us and we see in this sustainability journey, a lot of opportunities will open up in new sectors,” said Vinayak Pai, MD & CEO, Tata Projects in an interview




pillar

Finding pillars of strength for MOFs

Adding functional groups to metal-organic frameworks can reinforce a flimsy structure




pillar

Finding pillars of strength for MOFs

Adding functional groups to metal-organic frameworks can reinforce a flimsy structure




pillar

Openness and Transparency - Pillars for Democracy, Trust and Progress

Openness is one of the key values that guide the OECD vision for a stronger, cleaner, fairer world. This is why the OECD welcomes the launch of the Open Government Partnership today and the efforts led by Presidents Obama and Rousseff to promote government transparency, fight corruption, empower citizens and maximise the potential of new technologies to strengthen accountability and foster participation in public affairs.




pillar

Organically pillared layer framework of [Eu(NH2–BDC)(ox)(H3O)]

The non-porous three-dimensional structure of poly[(μ5-2-amino­benzene-1,4-di­carboxyl­ato)(μ6-oxalato)(oxomium)europium(III)], [Eu(C8H5NO4)(C2O4)(H3O)]n or [EuIII(NH2–BDC)(ox)(H3O)]n (NH2–BDC2− = 2-amino­terephthalate and ox2− = oxalate) is constructed from two-dimensional layers of EuIII–carboxyl­ate–oxalate, which are connected by NH2–BDC2− pillars. The basic structural unit of the layer is an edge-sharing dimer of TPRS-{EuIIIO9}, which is assembled through the ox2− moiety. The intra­layer void is partially occupied by TPR-{EuIIIO6} motifs. Weak C—H⋯O and strong, classical intra­molecular N—H⋯O and inter­molecular O—H⋯O hydrogen-bonding inter­actions, as well as weak π–π stacking inter­actions, affix the organic pillars within the framework. The two-dimensional layer can be simplified to a uninodal 4-connected sql/Shubnikov tetra­gonal plane net with point symbol {44.62}.




pillar

Salad science: Coaxing caterpillars to reveal the secrets of their leafy desires

Testing caterpillars’ taste buds is no simple task. Just like your local salad bar, plants in the wild come in different shapes, textures and flavors. Herbivores rely on each of these cues to tell them what to eat. Deciphering this code is Lind’s task. He’s examining 40 different plant species – half invasive, half native.

The post Salad science: Coaxing caterpillars to reveal the secrets of their leafy desires appeared first on Smithsonian Insider.





pillar

Creeping, crawling caterpillars

Video: How these roly-poly, spineless worms are serving as role models for soft material robots.



  • Research & Innovations

pillar

What's not to love about caterpillars?

Sam Jaffe created The Caterpillar Lab to share his love of these weird and wacky creatures. He transformed a childhood passion into a full-fledged career.




pillar

Watch a caterpillar become a butterfly

Beautiful video from National Geographic shows how a caterpillar becomes a butterfly.




pillar

10 remarkable caterpillars and what they become

Ever wondered what different types of caterpillars look like before they transform into butterflies? Here are 10 instagram-worthy before-and-after photos



  • Organic Farming & Gardening

pillar

Common caterpillar found to eat plastic shopping bags

It could represent a biodegradable solution to the omnipresent pollution clogging our landfills.



  • Wilderness & Resources

pillar

If you like spicy mustard, thank a caterpillar

We owe the spiciness of mustard, horseradish and wasabi to an 'arms race' between plants and caterpillars that dates back to the dinosaurs.




pillar

Caterpillar 'plastivores' can eat and digest plastic bags

Could plastic-eating waxworms be part of the solution to our plastic pollution?




pillar

The Mapillary Traffic Sign Dataset for Detection and Classification on a Global Scale. (arXiv:1909.04422v2 [cs.CV] UPDATED)

Traffic signs are essential map features globally in the era of autonomous driving and smart cities. To develop accurate and robust algorithms for traffic sign detection and classification, a large-scale and diverse benchmark dataset is required. In this paper, we introduce a traffic sign benchmark dataset of 100K street-level images around the world that encapsulates diverse scenes, wide coverage of geographical locations, and varying weather and lighting conditions and covers more than 300 manually annotated traffic sign classes. The dataset includes 52K images that are fully annotated and 48K images that are partially annotated. This is the largest and the most diverse traffic sign dataset consisting of images from all over world with fine-grained annotations of traffic sign classes. We have run extensive experiments to establish strong baselines for both the detection and the classification tasks. In addition, we have verified that the diversity of this dataset enables effective transfer learning for existing large-scale benchmark datasets on traffic sign detection and classification. The dataset is freely available for academic research: https://www.mapillary.com/dataset/trafficsign.




pillar

Electrode for capillary electrophoresis

An electrode assembly for capillary electrophoresis (CE) comprises a manifold (310), a connector (305) a sheath (300), and a seal (325). A capillary tube (100) passes through the manifold, the connector, the sheath, and the seal, stopping just beyond the end of the sheath. The sheath is fillable with water (330) or another fluid that cools the capillary tube in the vicinity of the electrode, thereby preventing degradation of a sample due to heat. The sheath may be metal or plastic with a metal sleeve electrode on its exterior. The sheath is sufficiently strong to penetrate a rubber or other pierceable cap on a vial. The manifold and connector incorporate an air path (605, 312, 307) so that when the electrode is fully inserted into a vial, the contents (650) of the vial are at atmospheric pressure (or another applied pressure or vacuum).




pillar

METHOD OF USING A SURFACTANT-CONTAINING SHRINKAGE MATERIAL TO PREVENT PHOTORESIST PATTERN COLLAPSE CAUSED BY CAPILLARY FORCES

A first photoresist pattern and a second photoresist pattern are formed over a substrate. The first photoresist pattern is separated from the second photoresist pattern by a gap. A chemical mixture is coated on the first and second photoresist patterns. The chemical mixture contains a chemical material and surfactant particles mixed into the chemical material. The chemical mixture fills the gap. A baking process is performed on the first and second photoresist patterns, the baking process causing the gap to shrink. At least some surfactant particles are disposed at sidewall boundaries of the gap. A developing process is performed on the first and second photoresist patterns. The developing process removes the chemical mixture in the gap and over the photoresist patterns. The surfactant particles disposed at sidewall boundaries of the gap reduce a capillary effect during the developing process.




pillar

Apparatuses, Systems and Methods for Sequencing Using Capillary Electrophoresis

In one aspect, a biological sequencing device comprising a cartridge configured to be removed from the instrument is disclosed. In various embodiments the cartridge can include one or more capillaries suitable for capillary electrophoresis, a reservoir and a pump. In various embodiments the reservoir can contain a separation matrix. In various embodiments the pump can load a capillary with separation matrix. In another aspect the biological sequencing device can include one or more capillaries and an integrated valve assembly. In various embodiments the integrated valve assembly can provide a polymer to the one or more capillaries.




pillar

Capillary Array Cartridge for Capillary Electrophoresis Systems

The present disclosure relates, in some embodiments, to an apparatus for conducting a capillary electrophoresis assay. The apparatus can comprise a capillary array comprising an anode end and a cathode end, the capillary array provided in a housing further comprising a reservoir configured to house a separation medium and an anode buffer. The system can also comprise an injection mechanism configured to deliver sample to the cathode end of the capillary array, and a temperature control zone, wherein the temperature control zone is configured to control the temperature of the interior of the housing.




pillar

Reading The Very Hungry Caterpillar in the Yuwi language



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pillar

4 Pillar Dynasty LLC v. New York & Co., Inc.

(United States Second Circuit) - Affirmed in part, vacated and remanded in part. Finding no clear error in the district court’s determination that Defendant’s trademark infringement was willful, the award of gross profits was proper. However, the question of attorney’s fees and pre-judgement interest is remanded for further proceedings.




pillar

4 Pillar Dynasty LLC v. New York & Co., Inc.

(United States Second Circuit) - Affirmed in part, vacated and remanded in part. Finding no clear error in the district court’s determination that Defendant’s trademark infringement was willful, the award of gross profits was proper. However, the question of attorney’s fees and pre-judgement interest is remanded for further proceedings.




pillar

Excuse Me? Mr. Pillar? Sir?




pillar

Collective Defence and Common Security: Twin Pillars of the Atlantic Alliance

10 June 2014

Robin Niblett

Director and Chief Executive, Chatham House

Martin Butora, Ivo Daalder, Camille Grand, Ana Palacio, Roland Paris, Volker Perthes, Nathalie Tocci, Sinan Ülgen and Marcin Zaborowski

20140609NATOFoghRasmussenHagel.jpg

NATO Secretary-General Anders Fogh Rasmussen, right, greets US Defense Secretary Chuck Hagel, center, before the start of their joint meeting at North Atlantic Council (NATO) on June 2 2014 in Brussels. Photo by Pablo Martinez Monsivais - Pool/Getty Images.

Dr Robin Niblett, director of Chatham House, is chair of the NATO Group of Policy Experts, tasked with providing NATO Secretary-General Anders Fogh Rasmussen and the North Atlantic Council with ideas on how to strengthen the Alliance's transatlantic bond ahead of September's  NATO summit in Wales. 

The group's report Collective Defence and Common Security: Twin Pillars of the Atlantic Alliance was published on 10 June for discussion at a NATO conference in Brussels on the transatlantic bond.

 

Executive Summary 

Key points from the Policy Experts report to NATO Secretary-General Anders Fogh Rasmussen, released at the Conference on Strengthening the Transatlantic Bond in Brussels on 10 June 2014:

  • Transatlantic security cannot be taken for granted. Following its withdrawal from Afghanistan, NATO needs to reaffirm its value around the twin objectives of collective defence and common security. 

Upholding peace and stability in Europe 

  • The commitment under NATO’s Article V to treat an attack against one as an attack against all must be credible, and NATO members should take concrete steps together to make it so. Tallinn should be as secure as Toronto. 

  • There can be no return to a ‘strategic partnership’ between NATO and Russia so long as Russia’s actions threaten European security.

  • European governments bear particular responsibility for ensuring their own territorial security. They must invest in the necessary R&D, equipment and deployable capabilities. No amount of ‘smarter’ defence will compensate for a failure to reverse falling defence spending.

  • NATO needs to develop effective responses to the ‘non-linear’ forms of aggression seen during the crisis in Ukraine. But the EU should take the lead in helping its members and neighbours embed good governance practices that will lessen their vulnerability to external destabilization.

  •  European countries should reduce their dependence on Russian energy. Russia’s main strength should no longer be Europe’s main vulnerability. 

  • NATO’s door should remain open to all European democracies that share the values of the Alliance. However, existing members must be ready, willing and able to extend the full benefits of Alliance membership to them, including those in Article V.

 Confronting international insecurity 

  • NATO should not turn inwards after 2014. Much of the Middle East, and North Africa face a decade of turmoil which will pose direct threats to NATO members. 

  • In Asia, unresolved territorial disputes and historical animosities are driving dramatic rises in defence spending. It must be remembered that the Pacific Ocean is the western flank of NATO. 

  • In this context, it should not be left to the United States and a handful of others to deploy hard power beyond NATO’s borders. An over-reliance on US power projection will erode the foundations of the transatlantic bond over time. 

  • NATO and the EU must also cooperate closely to deliver their comprehensive range of capabilities to manage international crises, from market access and development assistance to military intervention and post-conflict civilian support. 

  • Completion of the Transatlantic Trade and Investment Partnership (TTIP) will strengthen the transatlantic community strategically as well as economically.

  • NATO needs to differentiate its approach to working with its international partners. In particular, it should develop long-term cooperative arrangements with the small number of countries in Europe and beyond which have contributed actively alongside NATO to international security in recent years. 

  • The NATO–Russia Council should continue to operate at ambassadorial and higher levels. This will help the two sides coordinate responses to international crises and potentially rebuild trust on European security. 

  • NATO publics are increasingly sceptical about the value of any form of external intervention. Political leaders need to communicate better the deterioration of the security situation in Europe; the importance of international security to their nations' welfare and prosperity; and the need to protect the core values that underpin the Alliance, especially democratic governance, open economies and the rule of law.  

Chatham House press release: Director of Chatham House to Chair New NATO Group of Policy Experts

 

NATO press release: NATO Secretary General to attend conference on Strengthening the Transatlantic Bond




pillar

GPIHBP1, a partner protein for lipoprotein lipase, is expressed only in capillary endothelial cells [Images In Lipid Research]




pillar

GPIHBP1, a partner protein for lipoprotein lipase, is expressed only in capillary endothelial cells

Xia Meng
May 1, 2020; 61:591-591
Images in Lipid Research




pillar

GPIHBP1, a partner protein for lipoprotein lipase, is expressed only in capillary endothelial cells [Images In Lipid Research]




pillar

Caterpillars, moths and their plants ; of southern Australia / Peter McQuillan, Jan Forrest, David Keane, Roger Grund ; editors: Judith Lydeamore, Penny Paton, Peter Lang (plants), Peter Marriott (moths) ; illustrations: Howard Hanson ; layout: Jan Forres

Caterpillars -- Australia, Southern -- Identification -- Pictorial works.




pillar

Capillary circulation and capillary reactions in the frog.

England, 1923.




pillar

Capillary circulation and capillary reactions in the frog.

England, 1923.




pillar

["The Five Pillars of Mystery"]

18th -19th century.




pillar

Uncharacteristic Task-Evoked Pupillary Responses Implicate Atypical Locus Ceruleus Activity in Autism

Autism spectrum disorder (ASD) is characterized partly by atypical attentional engagement, reflected in exaggerated and variable responses to sensory stimuli. Attentional engagement is known to be regulated by the locus ceruleus (LC). Moderate baseline LC activity globally dampens neural responsivity and is associated with adaptive deployment and narrowing of attention to task-relevant stimuli. In contrast, increased baseline LC activity enhances neural responsivity across cortex and widening of attention to environmental stimuli regardless of their task relevance. Given attentional atypicalities in ASD, this study is the first to evaluate whether, under different attentional task demands, individuals with ASD exhibit a different profile of LC activity compared with typically developing controls. Males and females with ASD and age- and gender-matched controls participated in a one-back letter detection test while task-evoked pupillary responses, an established correlate for LC activity, were recorded. Participants completed this task in two conditions, either in the absence or presence of distractor auditory tones. Compared with controls, individuals with ASD evinced atypical pupillary responses in the presence versus absence of distractors. Notably, this atypical pupillary profile was evident despite the fact that both groups exhibited equivalent task performance. Moreover, between-group differences in pupillary responses were observed specifically in response to task-relevant events, providing confirmation that the group differences most likely were specifically associated with distinctions in LC activity. These findings suggest that individuals with ASD show atypical modulation of LC activity with changes in attentional demands, offering a possible mechanistic and neurobiological account for attentional atypicalities in ASD.

SIGNIFICANCE STATEMENT Individuals with autism spectrum disorder (ASD) exhibit atypical attentional behaviors, including altered sensory responses and atypical fixedness, but the neural mechanism underlying these behaviors remains elusive. One candidate mechanism is atypical locus ceruleus (LC) activity, as the LC plays a critical role in attentional modulation. Specifically, LC activity is involved in regulating the trade-off between environmental exploration and focused attention. This study shows that, under tightly controlled conditions, task-evoked pupil responses, an LC activity proxy, are lower in individuals with ASD than in controls, but only in the presence of task-irrelevant stimuli. This suggests that individuals with ASD evince atypical modulation of LC activity in accordance with changes in attentional demands, offering a mechanistic account for attentional atypicalities in ASD.




pillar

Caterpillar Invasion in London Puts People at Risk of Deadly Allergic Reactions

Title: Caterpillar Invasion in London Puts People at Risk of Deadly Allergic Reactions
Category: Health News
Created: 4/30/2018 12:00:00 AM
Last Editorial Review: 5/1/2018 12:00:00 AM




pillar

GPIHBP1, a partner protein for lipoprotein lipase, is expressed only in capillary endothelial cells [Images In Lipid Research]




pillar

Radiomics Study of Thyroid Ultrasound for Predicting BRAF Mutation in Papillary Thyroid Carcinoma: Preliminary Results [FUNCTIONAL]

BACKGROUND AND PURPOSE:

It is not known how radiomics using ultrasound images contribute to the detection of BRAF mutation. This study aimed to evaluate whether a radiomics study of gray-scale ultrasound can predict the presence or absence of B-Raf proto-oncogene, serine/threonine kinase (BRAF) mutation in papillary thyroid cancer.

MATERIALS AND METHODS:

The study retrospectively included 96 thyroid nodules that were surgically confirmed papillary thyroid cancers between January 2012 and June 2013. BRAF mutation was positive in 48 nodules and negative in 48 nodules. For analysis, ROIs from the nodules were demarcated manually on both longitudinal and transverse sonographic images. We extracted a total of 86 radiomics features derived from histogram parameters, gray-level co-occurrence matrix, intensity size zone matrix, and shape features. These features were used to build 3 different classifier models, including logistic regression, support vector machine, and random forest using 5-fold cross-validation. The performance including accuracy, sensitivity, specificity, positive predictive value, negative predictive value, and area under the receiver operating characteristic curve, of the different models was evaluated.

RESULTS:

The incidence of high-suspicion nodules diagnosed on ultrasound was higher in the BRAF mutation–positive group than in the mutation–negative group (P = .004). The radiomics approach demonstrated that all classification models showed moderate performance for predicting the presence of BRAF mutation in papillary thyroid cancers with an area under the curve value of 0.651, accuracy of 64.3%, sensitivity of 66.8%, and specificity of 61.8%, on average, for the 3 models.

CONCLUSIONS:

Radiomics study using thyroid sonography is limited in predicting the BRAF mutation status of papillary thyroid carcinoma. Further studies will be needed to validate our results using various diagnostic methods.






pillar

Caterpillar Inc. to Pay $2.55 Million Penalty to Resolve Clean Air Act Violations

Caterpillar Inc. has agreed to pay a $2.55 million civil penalty to settle alleged Clean Air Act violations for shipping more than 590,000 highway and non-road engines without the correct emissions controls.



  • OPA Press Releases

pillar

Mucinous carcinoma with micropapillary features is morphologically, clinically and genetically distinct from pure mucinous carcinoma of breast




pillar

Photo: Caterpillar impersonates plant

Our photo of the day illustrates the whimsical world of camouflage.




pillar

Photo: The very hairy caterpillar

Our photo of the day illustrates why the word 'caterpillar' (literally, shaggy cat) makes perfect sense.




pillar

Photo: Stinging caterpillar masters the quiff

Our well-coiffed photo of the day comes from the rain forest of Ecuador.




pillar

Photo: Caterpillars, a love story

Our photo of the day comes from the romantic rain forest of Ecuador.




pillar

Earth Day: How a pillar of the green movement was born 50 years ago

Wednesday marks the 50th anniversary of Earth Day, often spoken of as the birth of the green movement. Denis Hayes helped coordinate the first event, and speaks to New Scientist about its impact




pillar

Riddhima Kapoor calls herself and brother Ranbir Neetu Kapoor's pillars of strength

Rishi Kapoor's daughter Riddhima Kapoor has been missing her papa a lot. Riddhima can't stop but share all her love and affection on social media. Riddhima, who lives in Delhi, has been sending loads of love and strength to her mother Neetu Kapoor. Riddhima couldn't attend father's final rites due to coronavirus lockdown. She had to drive from Delhi to Mumbai after securing a movement pass.

After sharing a series of throwback photos, Riddhima Kapoor Sahni has uploaded a sweet post as her Instagram story.

Riddhima Kapoor with Rishi Kapoor and daughter Samara Sahni

Riddhima Kapoor with Ranbir Kapoor and Neetu Kapoor

For the uninitiated, Rishi Kapoor made his debut in 1970 with his father Raj Kapoor's Mera Naam Joker and rose to fame with Bobby in 1973, also directed by Raj Kapoor. For 25 years, he was the epitome of romance and charm. And as years passed by, he began displaying his unseen side that had a versatile performer. With films like Agneepath, Kapoor & Sons, Aurangzeb, Do Dooni Chaar, and Luck By Chance, he began what was one of the finest phases of his career.

Speaking of Rishi Kapoor and Neetu Singh, the duo has worked together in movies like Kabhi Kabhie, Khel Khel Mein, Amar Akbar Anthony and Zehreela Insaan, among others. Their sizzling on-screen chemistry transformed into off-screen romance, and the couple tied the knot on January 22, 1980.

Rishi Kapoor died in a Mumbai hospital on April 30. He was 67 and had been battling leukemia. In September 2019, the actor had returned to Mumbai after staying in New York for almost a year for cancer treatment.

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pillar

Openness and Transparency - Pillars for Democracy, Trust and Progress

Openness is one of the key values that guide the OECD vision for a stronger, cleaner, fairer world. This is why the OECD welcomes the launch of the Open Government Partnership today and the efforts led by Presidents Obama and Rousseff to promote government transparency, fight corruption, empower citizens and maximise the potential of new technologies to strengthen accountability and foster participation in public affairs.




pillar

OECD invites public input on the Secretariat Proposal for a "Unified Approach" under Pillar One

As part of the ongoing work of the OECD/G20 Inclusive Framework on BEPS (the Inclusive Framework), the OECD is seeking public comments on a Secretariat Proposal for a "Unified Approach" under Pillar One.




pillar

OECD secretariat invites public input on the Global Anti-Base Erosion (GloBE) Proposal under Pillar Two

As part of the ongoing work of the OECD/G20 Inclusive Framework on BEPS, the OECD secretariat is seeking public comments on certain aspects of the Global Anti-Base Erosion (GloBE) Proposal under Pillar Two.