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5,485 Results Found

  • Article
  • Open Access
1 Citations
5,556 Views
22 Pages

16 June 2024

The pervasive integration of digital platforms into daily life has amplified their perceived indispensability. This study investigates the factors influencing this perception across countries with contrasting platform landscapes, focusing on platform...

  • Article
  • Open Access
867 Views
21 Pages

22 October 2025

This paper assesses Elizabeth Anscombe’s influential argument in her 1958 essay “Modern Moral Philosophy,” which holds that secular moral obligation is metaphysically incoherent without a divine law framework. This paper reconstruct...

  • Article
  • Open Access
8 Citations
3,818 Views
12 Pages

31 July 2019

We studied the response of pigs from two crossbred genetic lines (GL) in the 60 to 145 kg body weight interval to a variation in the indispensable amino acid (AA) content of their feed. Ninety-six barrows of two paternal GLs (Hypor Maxter and PIC 337...

  • Essay
  • Open Access
1 Citations
17,980 Views
23 Pages

4 February 2016

This essay surveys the state of the humanities at this critical time. What will be the role of the humanities at the end of this century and beyond? I discuss the “crisis of the humanities” by examining the current challenges of globalization, econom...

  • Article
  • Open Access
4 Citations
3,201 Views
27 Pages

19 April 2022

Recently, isogeometric analysis (IGA), which unifies the computer-aided design (CAD) model and the computer-aided engineering (CAE) model, has been adopted to develop the isogeometric topology optimization (ITO) framework. However, a critical study o...

  • Article
  • Open Access
45 Citations
6,155 Views
23 Pages

Proton Irradiation Increases the Necessity for Homologous Recombination Repair Along with the Indispensability of Non-Homologous End Joining

  • Klaudia Szymonowicz,
  • Adam Krysztofiak,
  • Jansje van der Linden,
  • Ajvar Kern,
  • Simon Deycmar,
  • Sebastian Oeck,
  • Anthony Squire,
  • Benjamin Koska,
  • Julian Hlouschek and
  • Verena Jendrossek
  • + 6 authors

5 April 2020

Technical improvements in clinical radiotherapy for maximizing cytotoxicity to the tumor while limiting negative impact on co-irradiated healthy tissues include the increasing use of particle therapy (e.g., proton therapy) worldwide. Yet potential di...

  • Article
  • Open Access
16 Citations
5,123 Views
12 Pages

The Indispensability of Snail Control for Accelerating Schistosomiasis Elimination: Evidence from Zanzibar

  • Mtumweni Ali Muhsin,
  • Xinyao Wang,
  • Fatma Mohammed Kabole,
  • January Zilabumba and
  • Kun Yang

Schistosomiasis is a serious and neglected global tropical disease, affecting upwards of 230 million people, with more than 95% of infections concentrated in Africa. For many years, the main schistosomiasis control strategy in Africa focused on mass...

  • Editorial
  • Open Access
53 Citations
8,259 Views
3 Pages

14 March 2018

By 2050, the world population is estimated to reach 9.6 billion, and this growth continues to require more food, particularly proteins. Moreover, the Westernisation of society has led to consumer demand for protein products that taste good and are co...

  • Article
  • Open Access
53 Citations
34,025 Views
9 Pages

15 May 2019

The results of twenty years of research indicate that the inclusion of collagen peptides in the diet can lead to various improvements in health. According to the current protein quality evaluation method PDCAAS (Protein Digestibility-corrected Amino...

  • Article
  • Open Access
58 Citations
12,801 Views
22 Pages

28 August 2020

In an era of environmental crisis, the world is at a perilous moment. The fight between sustainability and economical choice has been a contentious matter and the world is facing environmental uncertainties today. The main purpose of the present stud...

  • Article
  • Open Access
4 Citations
2,643 Views
11 Pages

11 December 2021

Let a,b and n>1 be three positive integers such that a and j=0n1bj are relatively prime. In this paper, we prove that the toric ideal I associated to the submonoid of N generated by {j=0n1bj}{j=0n1bj+a...

  • Review
  • Open Access
172 Citations
29,390 Views
31 Pages

Protein Quality in Perspective: A Review of Protein Quality Metrics and Their Applications

  • Shiksha Adhikari,
  • Marijke Schop,
  • Imke J. M. de Boer and
  • Thom Huppertz

23 February 2022

For design of healthy and sustainable diets and food systems, it is important to consider not only the quantity but also the quality of nutrients. This is particularly important for proteins, given the large variability in amino acid composition and...

  • Article
  • Open Access
3 Citations
5,849 Views
16 Pages

The Minimum Methionine Requirement for Adults Aged ≥60 Years Is the Same in Males and Females

  • Alyssa Paoletti,
  • Paul B. Pencharz,
  • Ronald O. Ball,
  • Dehan Kong,
  • Libai Xu,
  • Rajavel Elango and
  • Glenda Courtney-Martin

23 September 2023

The minimum methionine requirement in the presence of excess dietary cysteine has not been determined in older adults. This study aimed to determine the minimum methionine requirement in healthy older adults using the indicator amino acid oxidation (...

  • Editorial
  • Open Access
148 Citations
30,565 Views
4 Pages

23 September 2020

In order to determine the quantity of protein in food, it is important to have standardized analytical methods. Several methods exist that are used in different food industries to quantify protein content, including the Kjeldahl, Lowry, Bradford and...

  • Article
  • Open Access
50 Citations
7,904 Views
12 Pages

15 December 2020

Values for the digestible indispensable amino acid score (DIAAS) of a protein are based on true ileal amino acid (AA) digestibility values obtained in adult humans or in the growing pig as an animal model. An experiment was conducted using growing pi...

  • Review
  • Open Access
4 Citations
3,840 Views
13 Pages

30 December 2021

Our health requires continual protein synthesis for maintaining and repairing tissues. For protein synthesis to function, all the essential (indispensable) amino acids (IAAs) must be available in the diet, along with those AAs that the cells can synt...

  • Review
  • Open Access
3 Citations
4,856 Views
19 Pages

10 April 2023

Time and frequency (T&F) measurement with unprecedented accuracy is the backbone for several sophisticated technologies, commensurate with the evolution of human civilisation in the 20th century in terms of communication, positioning, navigation,...

  • Review
  • Open Access
17 Citations
4,601 Views
23 Pages

Multiple Facets of Nitrogen: From Atmospheric Gas to Indispensable Agricultural Input

  • Nkulu Rolly Kabange,
  • So-Myeong Lee,
  • Dongjin Shin,
  • Ji-Yoon Lee,
  • Youngho Kwon,
  • Ju-Won Kang,
  • Jin-Kyung Cha,
  • Hyeonjin Park,
  • Simon Alibu and
  • Jong-Hee Lee

19 August 2022

Nitrogen (N) is a gas and the fifth most abundant element naturally found in the atmosphere. N’s role in agriculture and plant metabolism has been widely investigated for decades, and extensive information regarding this subject is available. H...

  • Review
  • Open Access
17 Citations
9,572 Views
15 Pages

Oligonucleotide Functionalised Microbeads: Indispensable Tools for High-Throughput Aptamer Selection

  • Lewis A. Fraser,
  • Andrew B. Kinghorn,
  • Marco S. L. Tang,
  • Yee-Wai Cheung,
  • Bryce Lim,
  • Shaolin Liang,
  • Roderick M. Dirkzwager and
  • Julian A. Tanner

1 December 2015

The functionalisation of microbeads with oligonucleotides has become an indispensable technique for high-throughput aptamer selection in SELEX protocols. In addition to simplifying the separation of binding and non-binding aptamer candidates, microbe...

  • Review
  • Open Access
2,517 Views
21 Pages

Polymeric Materials as Indispensable Tools to Fight RNA Viruses: SARS-CoV-2 and Influenza A

  • Ariana C. F. Santos,
  • Fátima Martel,
  • Carmen S. R. Freire and
  • Bárbara J. M. L. Ferreira

Towards the end of 2019 in Wuhan, suspicions of a new dangerous virus circulating in the air began to arise. It was the start of the world pandemic coronavirus disease 2019 (COVID-19). Since then, considerable research data and review papers about th...

  • Article
  • Open Access
10 Citations
3,281 Views
15 Pages

17 June 2022

Remorin (REM) is a plant-specific plasma membrane-associated protein regulating plasmodesmata plasticity and restricting viral cell-to-cell movement. Here, we show that palmitoylation is broadly present in group 1 remorin proteins in Nicotiana bentha...

  • Article
  • Open Access
4 Citations
5,557 Views
12 Pages

24 February 2025

The objective was to determine the digestible indispensable amino acid score (DIAAS) of food sources using the pig model and in vitro procedures. The standardized ileal digestibility (SID) of amino acids (AA) in white rice, wheat, pea protein concent...

  • Review
  • Open Access
26 Citations
9,756 Views
25 Pages

21 February 2023

Pre-mRNA splicing is a process used by eukaryotic cells to generate messenger RNAs that can be translated into proteins. During splicing, the non-coding regions of the RNAs (introns) are removed from pre-mRNAs and the coding regions (exons) are joine...

  • Article
  • Open Access
8 Citations
4,641 Views
20 Pages

16 March 2022

Background: Caloric restriction (CR) extends lifespan in many species, including mammals. CR is cardioprotective in senescent myocardium by correcting pre-existing mitochondrial dysfunction and apoptotic activation. Furthermore, it confers cardioprot...

  • Article
  • Open Access
3 Citations
2,151 Views
19 Pages

2 September 2024

Cisplatin is a potent chemotherapy medication that is used to treat various types of cancer. However, it can cause nephrotoxic side effects, which lead to acute kidney injury (AKI) and subsequent chronic kidney disease (CKD). Although a clinically re...

  • Article
  • Open Access
16 Citations
5,380 Views
30 Pages

Early Endosomal Vps34-Derived Phosphatidylinositol-3-Phosphate Is Indispensable for the Biogenesis of the Endosomal Recycling Compartment

  • Marina Marcelić,
  • Hana Mahmutefendić Lučin,
  • Antonija Jurak Begonja,
  • Gordana Blagojević Zagorac and
  • Pero Lučin

11 March 2022

Phosphatidylinositol-3-phosphate (PI3P), a major identity tag of early endosomes (EEs), provides a platform for the recruitment of numerous cellular proteins containing an FYVE or PX domain that is required for PI3P-dependent maturation of EEs. Most...

  • Article
  • Open Access
3 Citations
2,503 Views
28 Pages

Ischemia–reperfusion (I-R) injury is a cardinal pathophysiological hallmark of ischemic heart disease (IHD). Despite significant advances in the understanding of what causes I-R injury and hypoxia–reoxygenation (H-R) stress, viable molecu...

  • Article
  • Open Access
3 Citations
2,822 Views
14 Pages

Programmed death ligand 1 (PD-L1) is a co-inhibitory molecule expressed on the surface of various cell types and known for its suppressive effect on T cells through its interaction with PD-1. Neutrophils also express PD-L1, and its expression is elev...

  • Article
  • Open Access
1 Citations
10,993 Views
20 Pages

29 March 2011

Computer simulation has uncovered the geometrical conditions under which the vertebrate striated muscle sarcomere can contract. First, all thick filaments should have identical structure, namely: three myosin cross-bridges, building a crown, should b...

  • Article
  • Open Access
11 Citations
4,440 Views
17 Pages

PDE2A Is Indispensable for Mouse Liver Development and Hematopoiesis

  • Federica Barbagallo,
  • Valentina Rotilio,
  • Maria Rita Assenza,
  • Salvatore Aguanno,
  • Tiziana Orsini,
  • Sabrina Putti,
  • Andrea M. Isidori,
  • Andrea Lenzi,
  • Fabio Naro and
  • Manuela Pellegrini
  • + 1 author

Phosphodiesterase 2A (PDE2A) is a cAMP-cGMP hydrolyzing enzyme essential for mouse development and the PDE2A knockout model (PDE2A−/−) is embryonic lethal. Notably, livers of PDE2A−/− embryos at embryonic day 14.5 (E14.5) have...

  • Editorial
  • Open Access
11 Citations
11,231 Views
18 Pages

18 April 2024

Traditional plant breeding has helped to increase food production dramatically over the past five decades, and many countries have managed to produce enough food for the growing population, particularly in the developing world [...]

  • Entry
  • Open Access
8 Citations
23,229 Views
7 Pages

Two-lane highways refer to roadways consisting of two lanes in the cross section, one for each direction of travel. Occasionally, passing lanes may be added to one or two sides of the roadway extending the cross section to three or four lanes at thos...

  • Review
  • Open Access
74 Citations
13,183 Views
26 Pages

Indispensable Role of Proteases in Plant Innate Immunity

  • Anastasia V. Balakireva and
  • Andrey A. Zamyatnin

23 February 2018

Plant defense is achieved mainly through the induction of microbe-associated molecular patterns (MAMP)-triggered immunity (MTI), effector-triggered immunity (ETI), systemic acquired resistance (SAR), induced systemic resistance (ISR), and RNA silenci...

  • Article
  • Open Access
12 Citations
21,811 Views
21 Pages

Onboarding Handbook: An Indispensable Tool for Onboarding Processes

  • Teresa Godinho,
  • Isabel Pinto Reis,
  • Rui Carvalho and
  • Filipa Martinho

Onboarding handbooks constitute a very important and powerful tool in the socialization and integration processes of recruits implemented by Human Resources. As companies compete to thrive in global markets, the attraction and retention of employees...

  • Review
  • Open Access
6 Citations
2,565 Views
21 Pages

16 November 2023

Membrane-spanning portions of proteins’ polypeptide chains are commonly known as their transmembrane domains (TMDs). The structural organisation and dynamic behaviour of TMDs from proteins of various families, be that receptors, ion channels, e...

  • Review
  • Open Access
3 Citations
5,822 Views
22 Pages

For about 30 years, SPEN has been the subject of research in many different fields due to its variety of functions and its conservation throughout a wide spectrum of species, like worms, arthropods, and vertebrates. To date, 216 orthologues have been...

  • Review
  • Open Access
64 Citations
10,475 Views
21 Pages

Factor XIII-A: An Indispensable “Factor” in Haemostasis and Wound Healing

  • Fahad S. M. Alshehri,
  • Claire S. Whyte and
  • Nicola J. Mutch

Factor XIII (FXIII) is a transglutaminase enzyme that catalyses the formation of ε-(γ-glutamyl)lysyl isopeptide bonds into protein substrates. The plasma form, FXIIIA2B2, has an established function in haemostasis, with fibrin being its principal sub...

  • Review
  • Open Access
118 Citations
16,251 Views
28 Pages

Phytoremediation of Heavy Metals: An Indispensable Contrivance in Green Remediation Technology

  • Sabreena,
  • Shahnawaz Hassan,
  • Sartaj Ahmad Bhat,
  • Vineet Kumar,
  • Bashir Ahmad Ganai and
  • Fuad Ameen

6 May 2022

Environmental contamination is triggered by various anthropogenic activities, such as using pesticides, toxic chemicals, industrial effluents, and metals. Pollution not only affects both lotic and lentic environments but also terrestrial habitats, su...

  • Article
  • Open Access
2,168 Views
10 Pages

Coupling Pyrazine to Dithiocarbonates for Molybdopterin Model Ligands—Indispensable Tin

  • Siva Sankar Murthy Bandaru,
  • Claudia Schindler,
  • Felix Wenzek and
  • Carola Schulzke

Several synthetic cross-coupling procedures were (re-)evaluated for the tethering of pyrazine to dithiocarbonates. The resultant species constitute pro-ligands and can be converted by removal of the C=O moiety into ene-dithiolate ligand systems that...

  • Review
  • Open Access
79 Citations
14,262 Views
18 Pages

Trees in Canadian Cities: Indispensable Life Form for Urban Sustainability

  • Peter N. Duinker,
  • Camilo Ordóñez,
  • James W. N. Steenberg,
  • Kyle H. Miller,
  • Sydney A. Toni and
  • Sophie A. Nitoslawski

9 June 2015

We argue that a healthy urban forest contributes immensely to the sustainability of cities. The argument is based on a comprehensive array of values elicited from Canadians in several cities. To begin, we define the urban forest as inclusive of all t...

  • Review
  • Open Access
4 Citations
3,817 Views
17 Pages

Queens and Wet Nurses: Indispensable Women in the Dynasty of the Sun King (1540–1580)

  • Sagrario Gómez-Cantarino,
  • Laura Romera-Álvarez,
  • Mercedes de Dios-Aguado,
  • María Idoia Ugarte-Gurrutxaga,
  • José Siles-Gonzalez and
  • Maylene Cotto-Andino

7 February 2022

In Spain, the wet nurse had a prominent place in the Court of Philip II (1540–1580), suckling princes. The aim of this review is to identify the role of wet nurses in the Spanish monarchy and the survival of the infants, who were children of Ph...

  • Review
  • Open Access
314 Citations
18,086 Views
16 Pages

Plant Metabolomics: An Indispensable System Biology Tool for Plant Science

  • Jun Hong,
  • Litao Yang,
  • Dabing Zhang and
  • Jianxin Shi

As genomes of many plant species have been sequenced, demand for functional genomics has dramatically accelerated the improvement of other omics including metabolomics. Despite a large amount of metabolites still remaining to be identified, metabolom...

  • Review
  • Open Access
110 Citations
21,827 Views
23 Pages

13 March 2022

DNA barcoding has transformed the fields of ecology, evolution, and conservation by providing a rapid and effective tool for species identification. The growth of DNA barcodes as a resource for biologists has followed advances in computational and se...

  • Article
  • Open Access
11 Citations
4,240 Views
26 Pages

S6K1 Is Indispensible for Stress-Induced Microtubule Acetylation and Autophagic Flux

  • Aleksandra Hać,
  • Karolina Pierzynowska and
  • Anna Herman-Antosiewicz

17 April 2021

Autophagy is a specific macromolecule and organelle degradation process. The target macromolecule or organelle is first enclosed in an autophagosome, and then delivered along acetylated microtubules to the lysosome. Autophagy is triggered by stress a...

  • Article
  • Open Access
4 Citations
3,457 Views
22 Pages

The 25 kDa HCN Domain of Clostridial Neurotoxins Is Indispensable for Their Neurotoxicity

  • Julian Deppe,
  • Jasmin Weisemann,
  • Stefan Mahrhold and
  • Andreas Rummel

26 November 2020

The extraordinarily potent clostridial neurotoxins (CNTs) comprise tetanus neurotoxin (TeNT) and the seven established botulinum neurotoxin serotypes (BoNT/A-G). They are composed of four structurally independent domains: the roles of the catalytical...

  • Editorial
  • Open Access
5 Citations
2,021 Views
4 Pages

30 May 2022

Vitamin D deficiency is a global health problem occurring in all age groups and in countries with both high and low levels of sunlight, and improving its role in nutrition could be considered as a public health priority [...]

  • Article
  • Open Access
5 Citations
2,841 Views
13 Pages

FABP4 Is an Indispensable Factor for Regulating Cellular Metabolic Functions of the Human Retinal Choroid

  • Hiroshi Ohguro,
  • Megumi Watanabe,
  • Tatsuya Sato,
  • Nami Nishikiori,
  • Araya Umetsu,
  • Megumi Higashide,
  • Toshifumi Ogawa and
  • Masato Furuhashi

The purpose of the current study was to elucidate the physiological roles of intraocularly present fatty acid-binding protein 4 (FABP4). Using four representative intraocular tissue-derived cell types, including human non-pigmented ciliary epithelium...

  • Review
  • Open Access
32 Citations
4,376 Views
18 Pages

9 October 2020

Bone metastasis is frequently complicated in patients with advanced solid cancers such as breast, prostate and lung cancers, and impairs patients’ quality of life and prognosis. At the first step of bone metastasis, cancer cells adhere to the e...

  • Review
  • Open Access
51 Citations
11,119 Views
23 Pages

19 December 2019

Oxidation of fatty acids uses l-carnitine to transport acyl moieties to mitochondria in a so-called carnitine shuttle. The process of β-oxidation also takes place in cancer cells. The majority of carnitine comes from the diet and is transported...

  • Review
  • Open Access
6 Citations
3,440 Views
19 Pages

Echocardiography, an Indispensable Tool for the Management of Diabetics, with or without Coronary Artery Disease, in Clinical Practice

  • Konstantinos Katogiannis,
  • Dimitrios Vlastos,
  • Foteini Kousathana,
  • John Thymis,
  • Aikaterini Kountouri,
  • Emmanouil Korakas,
  • Panagiotis Plotas,
  • Konstantinos Papadopoulos,
  • Ignatios Ikonomidis and
  • Vaia Lambadiari

18 December 2020

Diabetes mellitus is a major factor contributing to the development of cardiovascular disease. As morbidity and mortality rates rise dramatically, when target organ damage develops pre-symptomatic assessment is critical for the management of diabetic...

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