Collision detection method for anchor digging machine water drilling rig.

Loading water drilling rig on the anchor digging machine can effectively increase the tunneling efficiency. In order to avoid the interference between the water drilling rig and the anchor machine in the working process, it is necessary to calculate the joint variables of the drilling rig accurately. Using the robot kinematics analysis method, the kinematics model of the system is established.

Effects and Related Mechanisms of Allelopathy of 's Pollens on Corn Pollens, Stigmas, and Yield.

, a worldwide malignant invasive weed, can inhibit corn seed germination, seedling growth, and yield through allelopathy. However, it is unclear whether it can inhibit activities of corn pollens and stigmas and, thus, decrease corn yield through allelopathy. Here, we studied the allelopathic effects and related mechanisms of 's pollens on corn pollens, stigmas, and yield.

The impact of ageing mechanisms on musculoskeletal system diseases in the elderly.

Ageing is an inevitable process that affects various tissues and organs of the human body, leading to a series of physiological and pathological changes. Mechanisms such as telomere depletion, stem cell depletion, macrophage dysfunction, and cellular senescence gradually manifest in the body, significantly increasing the incidence of diseases in elderly individuals. These mechanisms interact with each other, profoundly impacting the quality of life of older adults.

Effects of Fu's subcutaneous needling at myofascial trigger points on pain and lumbar mobility in patients with lumbar disc herniation： a randomized controlled trial.

Objectives: To explore the therapeutic effect of Fu's subcutaneous needling at myofascial trigger points (MTrPs) on pain, lumbar mobility and the quality of life in patients with lumbar disc herniation (LDH), so as to provide clinicians with new ideas and methods in treating LDH.

Methods: One hundred patients with LDH admitted to department of rehabilitation medicine of the affiliated hospital of Chengdu University of Traditional Chinese Medicine from January 2022 to January 2023 were collected as the subjects, and they were randomly divided into an observation group and a control group, 50 cases in each one. In the observation group, the spreading technique of Fu's subcutaneous needling was delivered at MTrP.

Binding characteristics of pheromone-binding protein 1 in Glyphodes pyloalis to organophosphorus insecticides: Insights from computational and experimental approaches.

Glyphodes pyloalis (Lepidoptera: Pyralidae) is one of the major pests in mulberry production in China, which has developed resistance to various insecticides. Chemoreception is one of the most crucial physiological tactics in insects, playing a pivotal role in recognizing chemical stimuli in the environment, including noxious stimuli such as insecticides. Herein, we obtained recombinant pheromone-binding protein 1 (GpylPBP1) that exhibited antennae-biased expression in G.

Advantages of growth and competitive ability of the invasive plant over two co-occurring natives and the effects of nitrogen levels and forms.

Introduction: Atmospheric nitrogen (N) deposition has often been considered as a driver of exotic plant invasions. However, most related studies focused on the effects of soil N levels, and few on those of N forms, and few related studies were conducted in the fields.

Methods: In this study, we grew , a notorious invader in arid/semi-arid and barren habitats, and two coexisting native plants and in mono- and mixed cultures in the fields in Baicheng, northeast China, and investigated the effects of N levels and forms on the invasiveness of .

Odorant-Binding Protein 6 Contributes High Binding Affinity to Insecticides in a Parasitic Wasp (Hymenoptera: Braconidae).

is a preponderant parasitic wasp of various lepidopteran pests. The extensive application of broad-spectrum insecticides usually causes serious threats to the olfactory recognition of nontarget insects such as parasitoid wasps. However, the binding mechanism of odorant-binding proteins (OBPs) to insecticides in parasitoid wasps remains unknown.

Functional Morphology of the Antennae and Sensilla of Dang et Yang (Hymenoptera: Braconidae).

Dang et Yang, 1989 (Hymenoptera: Braconidae) is a biocontrol agent of several scolytid pine pests in Southwest China. We examined the fine morphology of the antennae of adult , as well as the type, shape, and distribution of antennal sensilla, via scanning electron microscopy. The antennae of female and male are filiform and comprise a scape, pedicel, and 31-36 flagellomeres.

The role of Glutathione-S-transferases in phoxim and chlorfenapyr tolerance in a major mulberry pest, Glyphodes pyloalis walker (Lepidoptera: Pyralidae).

Glyphodes pyloalis Walker is a destructive pest on mulberry trees and poses a significant threat to the sericultural industry in China. Phoxim and chlorfenapyr are two commonly used insecticides in mulberry fields. Glutathione-S-transferases (GSTs) comprise a multifunctional protein superfamily that plays important roles in the detoxification of insecticides and xenobiotic compounds in insects.

Prognostic value of circulating tumor cells and its association with the expression of cancer stem cells in nasopharyngeal carcinoma patients.

The release of circulating tumor cells (CTCs) into vasculature is an early event in the metastatic process and the detection of CTCs has been widely used clinically. In addition, cancer stem cells (CSCs) are the source of distant metastasis. However, the relationship between CTCs and CSCs in nasopharyngeal carcinoma (NPC) patients was largely unknown.

In-situ preparation of CuO nanoparticles decorated InO pn heterojunction composite for the photoelectrochemical detection of ornidazole.

The eco-friendly synthesis of metal oxides pn junction composite with high visible light absorption and its photoelectrochemical monitoring on antibiotics is reported. The InO-CuO pn heterojunction composite was successfully prepared by in-situ hydrothermal decoration of CuO on the prepared InO using a simple reflux method. The obtained nanorods like InO-CuO pn heterojunction exhibited high conductivity with excellent stability for the facilitated photoelectrochemical detection of ornidazole (ONZ) that plays a role in aquatic toxicology.

A role of peptidoglycan recognition protein in mediating insecticide detoxification in Glyphodes pyloalis.

Glyphodes pyloalis Walker has become one of the most significant mulberry pests, and it has caused serious economic losses in major mulberry growing regions in China. Peptidoglycan recognition proteins (PGRPs) are responsible for initiating and regulating immune signalling pathways in insects. However, their roles responding to chemical pesticides is still less known.

Sublethal effects of organophosphorus insecticide phoxim on patch time allocation and oviposition behavior in a parasitoid wasp .

Parasitoid wasps are key agents for controlling insect pests in integrated pest management programs. Although many studies have revealed that the behavior of parasitic wasps can be influenced by insecticides, the strategies of patch time allocation and oviposition have received less attention. In the present study, we forced the endoparasitoid Meteorus pulchricornis to phoxim exposure at the LC30 and tested the foraging behavior within patches with different densities of the host, the larvae of the tobacco cutworm Spodoptera litura.

Transcriptional response of detoxifying enzyme genes in Bombyx mori under chlorfenapyr exposure.

The silkworm, Bombyx mori (B. mori) is an important economic insect which ingests mulberry leaves and products the silk in industry. Chlorfenapyr is a new halogenated pyrrole insecticide which has been promoted for the control of mulberry insect pests in China.

Characterization and Functional Analysis of Related to Chitin Metabolism in Walker (Lepidoptera: Pyralidae).

Walker () is a serious pest on mulberry. Due to the increasing pesticide resistance, the development of new and effective environmental methods to control is needed. Trehalase is an essential enzyme in trehalose hydrolysis and energy supply, and it has been considered a promising target for insect pest control.

Analysis of the Glyphodes pyloalis larvae immune transcriptome in response to parasitization by its endoparasitoid, Aulacococentrum confusum.

The interaction between a host and its parasitoid is one of the most fascinating relationships of insects. Immune-related genes play crucial roles in this association. Nevertheless, until now, identification of these genes on a large scale has not received much attention.

Evaluation of Sensitivity to Phoxim and Cypermethrin in an Endoparasitoid, Meteorus pulchricornis (Wesmael) (Hymenoptera: Braconidae), and Its Parasitization Efficiency Under Insecticide Stress.

Insecticides can have consequences for beneficial arthropods. Insect parasitoids can contact insecticides through direct exposure spray droplets or residues on crop foliage. Here, we focus on better understand the response of Meteorus pulchricornis (Wesmael), a parasitoid wasp of lepidopteran pests, and its detoxification mechanisms on stress caused by phoxim and cypermethrin.

Rational design of built-in stannic oxide-copper manganate microrods p-n heterojunction for photoelectrochemical sensing of tetracycline.

Tetracycline (TC), a popularly found drug pollutant, can be contaminated in food and aquatic regions and causes a severe impact on human health. In this research, a visible light active p-stannic oxide/n-copper manganate (p-SnO/n-CuMnO) heterojunction was synthesized and has been applied for a signal on photoelectrochemical sensing of antibiotic TC. Firstly, the n-SnO microrods were synthesized via a simple and efficient homogeneous precipitation method and the p-CuMnO nanoparticles were synthesized by a facile ultrasound-assisted hydrothermal method.

Lipid Dynamics, Identification, and Expression Patterns of Fatty Acid Synthase Genes in an Endoparasitoid, (Hymenoptera: Braconidae).

In insect parasitoids, fatty acid synthases (FASs) have received less attention and their roles associated with lipogenesis loss are far from clear. is a solitary endoparasitoid wasp of many larvae of lepidopteran pests. The lipid content during developmental stages of was measured; it was higher in the larval and pupal stages but declined from six-day-old pupae.

Identification, Characterization, and Functional Analysis of Chitin Synthase Genes in Walker (Lepidoptera: Pyralidae).

Walker () causes significant damage to mulberry every year, and we currently lack effective and environmentally friendly ways to control the pest. Chitin synthase (CHS) is a critical regulatory enzyme related to chitin biosynthesis, which plays a vital role in the growth and development of insects. The function of CHS in , however, has not been studied.

Identification and Functional Study of Chitin Metabolism and Detoxification-Related Genes in Walker (Lepidoptera: Pyralidae) Based on Transcriptome Analysis.

Walker (Lepidoptera: Pyralididae) is a serious pest in the sericulture industry, which has caused damage and losses in recent years. With the widespread use of insecticides, the insecticide resistance of has becomes increasingly apparent. In order to find other effective methods to control , this study performed a transcriptome analysis of the midgut, integument, and whole larvae.

Identification of glutathione-S-transferase genes by transcriptome analysis in Meteorus pulchricornis (Hymenoptera: Braconidae) and their expression patterns under stress of phoxim and cypermethrin.

Meteorus pulchricornis (Wesmael) (Hymenoptera: Braconidae) is a preponderant endoparasitoid wasp, attacking the larvae of many lepidopteran pests. We present the first body transcriptome dataset for M. pulchricornis.

[Application of DNA metabarcoding in species identification of Chinese herbal medicines].

DNA metabarcoding,one rapid and robust method using specific standard DNA fragments,has been widely used for rapid species identification of a bulk sample through high-throughput sequencing technologies.While it has been widely used in the studies of metagenomics,animal and plant biodiversity,it has gradually come to be used as a profitable method in species identification of mixed Chinese herbal medicines.In this paper,we mainly summarize the current studies of the application of DNA metabarcoding in species identification of mixed Chinese herbal medicines.

An updated comparison of high- and low-viscosity cement vertebroplasty in the treatment of osteoporotic thoracolumbar vertebral compression fractures: A retrospective cohort study.

Objective: This study mainly aimed to evaluate complications of cement leakage for osteoporotic thoracolumbar vertebral compression fractures by PVP using HVC, and access the clinical efficacy.

Methods: Between May 2013 and June 2015, 66 patients with osteoporotic thoracolumbar vertebral compression fractures, who underwent PVP (36 HVC and 30 LVC) in our hospital, were enrolled. Cement leakage, Visual Analog Scale (VAS), Oswestry Disability Index (ODI), refracture of the cemented vertebrae, and adjacent vertebral fractures were evaluated.

Updated association of tea consumption and bone mineral density: A meta-analysis.

Background: Current studies evaluating the association of tea consumption and bone mineral density (BMD) have yielded inconsistent findings. Therefore, we conducted a meta-analysis to assess the relationship between tea consumption and BMD.

Methods: The PubMed, Embase, and Cochrane Library databases were comprehensively searched, and a meta-analysis performed of all observational studies assessing the association of tea consumption and BMD.