keyword
https://read.qxmd.com/read/38651489/synthesis-and-biological-activities-of-some-metal-complexes-of-peptides-a-review
#21
REVIEW
Petja Marinova, Kristina Tamahkyarova
Peptides, both natural and synthetic, are well suited for a wide range of purposes and offer versatile applications in different fields such as biocatalysts, injectable hydrogels, tumor treatment, and drug delivery. The research of the better part of the cited papers was conducted using various database platforms such as MetalPDB. The rising prominence of therapeutic peptides encompasses anticancer, antiviral, antimicrobial, and anti-neurodegenerative properties. The metals Na, K, Mg, Ca, Fe, Mn, Co, Cu, Zn, and Mo are ten of the twenty elements that are considered essential for life...
April 8, 2024: BioTech (Basel)
https://read.qxmd.com/read/38651476/strengths-within-the-community-perceived-by-older-adults-living-alone-in-a-semi-mountainous-rural-region-a-qualitative-study
#22
JOURNAL ARTICLE
Ai Nakai, Ikuharu Morioka
It is recommended that health promotion activities in the community focus on residents' strengths. Hence, this study explored the community strengths perceived by older adults living alone in a semi-mountainous rural region of Japan. A qualitative, descriptive approach was used. Content analysis was performed using data obtained through face-to-face interviews. Interview data were coded; codes were classified based on similarity to create subcategories and categories. The strengths within the community, as perceived by older adults living alone in a semi-mountainous rural region, were revealed in four categories related to ten subcategories: "loose connections with others", "active community participation", "close relationships with community professionals", and "familiarity with the living environment"...
April 2, 2024: Nursing Reports
https://read.qxmd.com/read/38651373/proteomics-the-state-of-the-field-the-definition-and-analysis-of-proteomes-should-be-based-in-reality-not-convenience
#23
JOURNAL ARTICLE
Jens R Coorssen, Matthew P Padula
With growing recognition and acknowledgement of the genuine complexity of proteomes, we are finally entering the post-proteogenomic era. Routine assessment of proteomes as inferred correlates of gene sequences (i.e., canonical 'proteins') cannot provide the necessary critical analysis of systems-level biology that is needed to understand underlying molecular mechanisms and pathways or identify the most selective biomarkers and therapeutic targets. These critical requirements demand the analysis of proteomes at the level of proteoforms/protein species, the actual active molecular players...
April 19, 2024: Proteomes
https://read.qxmd.com/read/38651162/new-insights-into-morphological-adaptation-in-common-mole-rats-cryptomys-hottentotus-hottentotus-along-an-aridity-gradient
#24
JOURNAL ARTICLE
Hana N Merchant, Steven J Portugal, Nigel C Bennett, Andries K Janse van Vuuren, Chris G Faulkes, James Bowen, Daniel W Hart
Morphological adaptation is the change in the form of an organism that benefits the individual in its current habitat. Mole-rats (family Bathyergidae), despite being subterranean, are impacted by both local and broad-scale environmental conditions that occur above ground. Common mole-rats ( Cryptomys hottentotus hottentotus ) present an ideal mammalian model system for the study of morphological variation in response to ecology, as this species is found along an aridity gradient and thus can be sampled from geographically non-overlapping populations of the same species along an environmental longitudinal cline...
April 2024: Ecology and Evolution
https://read.qxmd.com/read/38651158/diagnostic-value-of-one-step-nucleic-acid-amplification-for-sentinel-lymph-node-metastasis-in-cytokeratin-19-positive-tumors-evidence-from-bioinformatics-and-meta-analysis
#25
Ke Li, Min Meng, Weiwei Zhang, Junyi Li, Yiting Wang, Changhui Zhou
BACKGROUND: The status of the sentinel lymph nodes (SLNs) was an important prognostic factor in varies cancers. A one-step nucleic acid amplification (OSNA) assay, a molecular-based whole-node analysis method based on CK19 mRNA copy number, was developed to diagnose lymph node metastases. We aimed to evaluate the value of OSNA for the diagnosis of sentinel lymph node metastasis in CK19 positive cancers. CK19 mRNA and protein expression for pan-caner analysis were obtained from TCGA and the Human protein atlas database...
2024: Frontiers in Oncology
https://read.qxmd.com/read/38651140/two-decades-of-insights-into-nontuberculous-mycobacterial-hand-infections
#26
JOURNAL ARTICLE
Hussam Tabaja, Humza Y Saleem, Karim Bakri, Aaron J Tande
BACKGROUND: The objective of our study is to describe the clinical presentation, management, and outcome of a large cohort with nontuberculous mycobacteria (NTM) hand infection. METHODS: We reviewed the medical records of all adults (≥18 years) managed at the Mayo Clinic (Rochester, MN) for NTM hand infection between 1998 and 2018. RESULTS: Our cohort included 81 patients. The median age was 61.3 (interquartile range 51.7, 69.6) years; 39...
April 2024: Open Forum Infectious Diseases
https://read.qxmd.com/read/38651047/evaluation-of-reference-genes-for-quantitative-expression-analysis-in-mylabris-sibirica-coleoptera-meloidae
#27
JOURNAL ARTICLE
Chen-Hui Shen, Min Tang, Xiao-Fei Li, Li Zhu, Wei Li, Pan Deng, Qing Zhai, Gang Wu, Xiao-Hong Yan
Mylabris sibirica is a hypermetamorphic insect whose adults feed on oilseed rape. However, due to a shortage of effective and appropriate endogenous references, studies on molecular functional genes in Mylabris sibirica , have been tremendously limited. In this study, ten internal reference genes ( ACT , ARF1 , AK , EF1α , GAPDH , α-TUB , RPL6 , RPL13 , RPS3 and RPS18 ) were tested and assessed under four selected treatments including adult ages, adult tissues, temperatures, and sex by RT-qPCR based on five methods (Ct value, geNorm, NormFinder, BestKeeper and RefFinder)...
2024: Frontiers in Physiology
https://read.qxmd.com/read/38651020/differences-in-velopharyngeal-pressures-during-speech-sound-production-in-patients-with-unilateral-cleft-lip-and-palate-uclp-and-healthy-individuals
#28
JOURNAL ARTICLE
Simone Miller, Johanna Kallusky, Rüdiger Zimmerer, Frank Tavassol, Nils-Claudius Gellrich, Martin Ptok, Michael Jungheim
BACKGROUND: During articulation the velopharynx needs to be opened and closed rapidly and a tight closure is needed. Based on the hypothesis that patients with cleft lip and palate (CLP) produce lower pressures in the velopharynx than healthy individuals, this study compared pressure profiles of the velopharyngeal closure during articulation of different sounds between healthy participants and patients with surgically closed unilateral CLP (UCLP) using high resolution manometry (HRM)...
2024: German Medical Science: GMS E-journal
https://read.qxmd.com/read/38650964/striped-expression-of-leucine-rich-repeat-proteins-coordinates-cell-intercalation-and-compartment-boundary-formation-in-the-early-drosophila-embryo
#29
JOURNAL ARTICLE
Chloe A Kuebler, Adam C Paré
Planar polarity is a commonly observed phenomenon in which proteins display a consistent asymmetry in their subcellular localization or activity across the plane of a tissue. During animal development, planar polarity is a fundamental mechanism for coordinating the behaviors of groups of cells to achieve anisotropic tissue remodeling, growth, and organization. Therefore, a primary focus of developmental biology research has been to understand the molecular mechanisms underlying planar polarity in a variety of systems to identify conserved principles of tissue organization...
August 2023: Symmetry
https://read.qxmd.com/read/38650931/c-reactive-protein-lowers-the-serum-level-of-il-17-but-not-tnf-%C3%AE-and-decreases-the-incidence-of-collagen-induced-arthritis-in-mice
#30
JOURNAL ARTICLE
Sanjay K Singh, Amanda Prislovsky, Donald N Ngwa, Undral Munkhsaikhan, Ammaar H Abidi, David D Brand, Alok Agrawal
The biosynthesis of C-reactive protein (CRP) in the liver is increased in inflammatory diseases including rheumatoid arthritis. Previously published data suggest a protective function of CRP in arthritis; however, the mechanism of action of CRP remains undefined. The aim of this study was to evaluate the effects of human CRP on the development of collagen-induced arthritis (CIA) in mice which is an animal model of autoimmune inflammatory arthritis. Two CRP species were employed: wild-type CRP which binds to aggregated IgG at acidic pH and a CRP mutant which binds to aggregated IgG at physiological pH...
2024: Frontiers in Immunology
https://read.qxmd.com/read/38650702/genome-wide-and-pan-genomic-analysis-reveals-rich-variants-of-nbs-lrr-genes-in-a-newly-developed-wild-rice-line-from-oryza-alta-swallen
#31
JOURNAL ARTICLE
Fimanekeni Ndaitavela Shivute, Yi Zhong, Jinwen Wu, Yueming Bao, Wei Wang, Xiangdong Liu, Zijun Lu, Hang Yu
INTRODUCTION: Oryza alta Swallen is an allotetraploid perennial wild rice and contains CCDD genome, which may harbor favorable genes for the enrichment of genetic resource. METHODS: A new wild rice line, Huaye 5, was developed from Oryza alta Swallen in our lab. Whole genome re-sequencing and pan-genomic analysis were employed to analyze its genomic variations and novel genes. RESULTS AND DISCUSSION: More than ten million genomic variations were detected when compared with Asian cultivar...
2024: Frontiers in Plant Science
https://read.qxmd.com/read/38650652/predicting-central-cervical-lymph-node-metastasis-in-papillary-thyroid-carcinoma-with-hashimoto-s-thyroiditis-a-practical-nomogram-based-on-retrospective-study
#32
JOURNAL ARTICLE
Lirong Wang, Lin Zhang, Dan Wang, Jiawen Chen, Wenxiu Su, Lei Sun, Jue Jiang, Juan Wang, Qi Zhou
BACKGROUND: In papillary thyroid carcinoma (PTC) patients with Hashimoto's thyroiditis (HT), preoperative ultrasonography frequently reveals the presence of enlarged lymph nodes in the central neck region. These nodes pose a diagnostic challenge due to their potential resemblance to metastatic lymph nodes, thereby impacting the surgical decision-making process for clinicians in terms of determining the appropriate surgical extent. METHODS: Logistic regression analysis was conducted to identify independent risk factors associated with central lymph node metastasis (CLNM) in PTC patients with HT...
2024: PeerJ
https://read.qxmd.com/read/38650624/a-hybrid-sensory-feedback-system-for-thermal-nociceptive-warning-and-protection-in-prosthetic-hand
#33
JOURNAL ARTICLE
Anran Xie, Chen Li, Chih-Hong Chou, Tie Li, Chenyun Dai, Ning Lan
BACKGROUND: Advanced prosthetic hands may embed nanosensors and microelectronics in their cosmetic skin. Heat influx may cause damage to these delicate structures. Protecting the integrity of the prosthetic hand becomes critical and necessary to ensure sustainable function. This study aims to mimic the sensorimotor control strategy of the human hand in perceiving nociceptive stimuli and triggering self-protective mechanisms and to investigate how similar neuromorphic mechanisms implemented in prosthetic hand can allow amputees to both volitionally release a hot object upon a nociceptive warning and achieve reinforced release via a bionic withdrawal reflex...
2024: Frontiers in Neuroscience
https://read.qxmd.com/read/38650570/institutional-experience-of-post-traumatic-posterior-fossa-extra-dural-hematoma-a-prospective-longitudinal-study
#34
JOURNAL ARTICLE
Piyush Gedekar, Biplav Singh, Akshay Rajput, Sandeep Mohindra, Manjul Tripathi
AIM: Traumatic posterior fossa extradural hematoma (PFEDH) is a relatively rare entity with non-specific clinical presentation and management. The aim of this study is to perform a comparative analysis of conservative management with surgical decompression. MATERIAL AND METHODS: Between 2018 and 2022, 51 patients were admitted with PFEDH. Management decision was tailored by clinicoradiological findings. We did a prospective analysis of patient characteristics, radiology, clinical presentation, management, and outcome at discharge and one-month...
August 18, 2023: Turkish Neurosurgery
https://read.qxmd.com/read/38650487/color-tunable-luminescence-and-temperature-sensing-properties-of-bi-3-sm-3-or-bi-3-eu-3-codoped-ba-2-gd-2-ge-4-o-13-phosphors
#35
JOURNAL ARTICLE
Olga A Lipina, Anastasia V Chvanova, Ludmila L Surat, Yana V Baklanova, Alexander Yu Chufarov, Alexander P Tyutyunnik, Vladimir G Zubkov
Novel temperature-sensitive luminescent materials, Ba2 Gd2 Ge4 O13 doped with Bi3+ , Bi3+ /Sm3+ or Bi3+ /Eu3+ ions, have been prepared using a conventional solid-state reaction technique. The XRPD study has verified that all the synthesized germanates crystallize in the monoclinic system (space group C 2/ c , Z = 4). The crystal lattice of the compounds consists of zigzag chains of edge-sharing Me2 O7 (Me = Bi3+ , Eu3+ or Sm3+ ) dimers, [Ge4 O13 ] units, and ten-coordinated Ba atoms. Under UV excitation the powders exhibit the luminescence corresponding to the 3 P1 → 1 S0 (310-550 nm) transition in Bi3+ and 4 G5/2 → 6 H J (550-730 nm) in Sm3+ or 5 D0 → 7 F J (570-720 nm) transitions in Eu3+ ions...
April 23, 2024: Dalton Transactions: An International Journal of Inorganic Chemistry
https://read.qxmd.com/read/38650480/diabetes-disrupts-osteometric-and-trabecular-morphometric-parameters-in-the-zucker-diabetic-sprague-dawley-rat-femur
#36
JOURNAL ARTICLE
Robert Ndou, Vaughan Perry, Gcwalisile Frances Dlamini
Type 2 diabetes mellitus is increasingly becoming more prevalent worldwide together with hospital care costs from secondary complications such as bone fractures. Femoral fracture risk is higher in diabetes. Therefore, this study aimed to assess the osteometric and microarchitecture of the femur of Zucker Diabetic Sprague-Dawley (ZDSD) femur. Ten-week-old male rats (n=38) consisting of 16 control Sprague-Dawley (SD) and 22 ZDSD rats were used. The rats were terminated at 20 weeks and others at 28 weeks of age to assess age, diabetes duration effects and its severity...
April 23, 2024: Anatomy & Cell Biology
https://read.qxmd.com/read/38650344/a-comparative-in-vitro-analysis-of-various-temporization-materials-with-respect-to-pulp-chamber-temperature-changes-during-polymerization
#37
JOURNAL ARTICLE
Sneha Bharadwaj, Gopal Krishna Choudhury, Abhilash Mohapatra, Sangram Panda, Upasana Dhar
AIM: (1) To compare the temperature rise in the pulp chamber with different resin materials used for making provisional fixed partial dentures in anterior and posterior region while using Polyvinylsiloxane impression materials as matrix. (2) To identify a superior provisionalization material based on the amount of heat dissipated suitable for anterior and posterior provisional fixed partial denture fabrication. SETTINGS AND DESIGN: Temporary crowns and bridges are integral to Fixed Prosthodontics...
April 1, 2024: Journal of Indian Prosthodontic Society
https://read.qxmd.com/read/38650337/evaluation-of-the-effect-of-different-kinds-of-treatment-modalities-for-temporomandibular-joint-pain-and-its-relevance-to-chronic-cervical-pain-a-randomized-controlled-trial
#38
JOURNAL ARTICLE
Sai Madhuri Nemani, Ahila Singaravel Chidambaranathan, Balasubramanium Muthukumar, Suganya Srinivasan
AIM: The aim of this study was to evaluate the effect of different treatment modalities for temporomandibular joint (TMJ) pain and their relevance to chronic cervical pain after 12 months. SETTINGS AND DESIGN: This was a randomized controlled trial. MATERIALS AND METHODS: Forty-eight participants with chronic cervical and TMJ pain were selected using research diagnostic criteria and randomized into four groups (n = 12), which included control, soft splints, transcutaneous electrical nerve stimulation (TENS), and low-level laser (LLL)...
April 1, 2024: Journal of Indian Prosthodontic Society
https://read.qxmd.com/read/38650034/the-immunosuppressive-drug-cyclosporin-a-has-an-immunostimulatory-function-in-cd8-t-cells
#39
JOURNAL ARTICLE
Jannis Wißfeld, Marvin Hering, Nora Ten Bosch, Guoliang Cui
Cyclosporin A is a well-established immunosuppressive drug used to treat or prevent graft-versus-host disease, the rejection of organ transplants, autoimmune disorders, and leukemia. It exerts its immunosuppressive effects by inhibiting calcineurin-mediated dephosphorylation of the nuclear factor of activated T cells (NFAT), thus preventing its nuclear entry and suppressing T cell activation. Here we report an unexpected immunostimulatory effect of cyclosporin A in activating the mammalian target of rapamycin complex 1 (mTORC1), a crucial metabolic hub required for T cell activation...
April 22, 2024: European Journal of Immunology
https://read.qxmd.com/read/38650000/revival-of-the-mother-baby-friendly-initiative-mbfi-in-south-africa-towards-a-quality-improvement-project
#40
JOURNAL ARTICLE
Welma Lubbe, Zandile Kubeka, Ann Behr, Gilbert Tshitaudzi, Sithembile Dlamini-Nqeketo, Jessica Botha
BACKGROUND: The discontinuation of "Mother-Baby Friendly" accreditation, coupled with the impact of the COVID-19 pandemic, has contributed to reduced breastfeeding rates observed in parts of South Africa. Consequently, the Child, Youth and School Health cluster of the National Department of Health, with support from the World Health Organization and United Nations Children's Fund, organised a Mother-Baby Friendly initiative revitalisation workshop. METHODS: Held in Johannesburg, South Africa, on June 29-30, 2022, the workshop brought together local and international breastfeeding promotion experts to engage on issues related to the revitalisation of the Mother-Baby Friendly Initiative...
April 22, 2024: International Breastfeeding Journal
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