细胞生物学

分类

    现刊
    Fluorescence-based Single-cell Analysis of Whole-mount-stained and Cleared Microtissues and Organoids for High Throughput Screening
    基于荧光的全染色单细胞分析和清除的微组织和类器官高通量筛选
    作者:Henrik Renner, Mandy Otto, Martha Grabos, Hans R. Schöler and Jan M. Bruder日期:06/20/2021,浏览量:0,Q&A: 0

    Three-dimensional (3D) cell culture, especially in the form of organ-like microtissues (“organoids”), has emerged as a novel tool potentially mimicking human tissue biology more closely than standard two-dimensional culture. Typically,

    ...
    CRISPR/Cas9-mediated Precise SNP Editing in Human iPSC Lines
    CRISPR/Cas9介导的人iPSC细胞系SNP精确编辑
    作者:Hanwen Zhang and Siwei Zhang日期:06/20/2021,浏览量:0,Q&A: 0

    Human induced pluripotent stem cells (hiPSCs) have been extensively used in the fields of developmental biology and disease modeling. CRISPR/Cas9 gene editing in iPSC lines often has a low frequency, which hampers its application in precise allele

    ...
    In vivo Optical Access to Olfactory Sensory Neurons in the Mouse Olfactory Epithelium
    小鼠嗅上皮嗅觉感觉神经元的体内光学通路研究
    作者:Shigenori Inagaki, Ryo Iwata and Takeshi Imai日期:06/20/2021,浏览量:0,Q&A: 0

    In neuroscience, it is fundamental to understand how sensory stimuli are translated into neural activity at the entry point of sensory systems. In the olfactory system, odorants inhaled into the nasal cavity are detected by ~1,000 types of odorant

    ...
    Intravenous and Non-invasive Drug Delivery to the Mouse Basal Forebrain Using MRI-guided Focused Ultrasound
    MRI引导下聚焦超声对小鼠基底前脑静脉及无创给药影响的研究
    作者:Kristiana Xhima, Dallan McMahon, Edward Ntiri, Maged Goubran, Kullervo Hynynen and Isabelle Aubert日期:06/20/2021,浏览量:169,Q&A: 0

    Basal forebrain cholinergic neurons (BFCNs) regulate circuit dynamics underlying cognitive processing, including attention, memory, and cognitive flexibility. In Alzheimer’s disease and related neurodegenerative conditions, the degeneration of

    ...
    Protein Import Assay into Mitochondria Isolated from Human Cells
    从人细胞中分离的线粒体蛋白质输入测定
    作者:Lena M. Murschall, Esra Peker, Thomas MacVicar, Thomas Langer and Jan Riemer日期:06/20/2021,浏览量:0,Q&A: 0

    Mitochondria are essential organelles containing approximately 1,500 proteins. Only approximately 1% of these proteins are synthesized inside mitochondria, whereas the remaining 99% are synthesized as precursors on cytosolic ribosomes and imported

    ...
    Enrichment of Vascular Fragments from Mouse Embryonic Brains for Endothelial Cell Analysis
    用于内皮细胞分析小鼠胚胎脑血管片段富集
    作者:Nicolas Santander and Thomas D. Arnold日期:06/20/2021,浏览量:0,Q&A: 0

    Endothelial cells in the brain interact with other cell types, forming the blood-brain barrier. This barrier controls the movement of solutes into and out of the brain, regulating pathophysiological processes and drug delivery to the brain. Common

    ...
    Electrophysiological Properties of Neurons: Current-Clamp Recordings in Mouse Brain Slices and Firing-Pattern Analysis
    神经元的电生理特性:小鼠脑切片中的电流钳记录和放电模式分析
    作者:Elina Nagaeva, Ivan Zubarev and Esa R. Korpi日期:06/20/2021,浏览量:0,Q&A: 0

    Characterization of an electrically active cell, such as a neuron, demands measurement of its electrical properties. Due to differences in gene activation, location, innervation patterns, and functions, the millions of neurons in the mammalian brain

    ...
    Dual Color, Live Imaging of Vesicular Transport in Axons of Cultured Sensory Neurons
    培养感觉神经元轴突囊泡运输的双色实时成像
    作者:Yoko Bekku and James L. Salzer日期:06/20/2021,浏览量:89,Q&A: 0

    The function of neurons in afferent reception, integration, and generation of electrical activity relies on their strikingly polarized organization, characterized by distinct membrane domains. These domains have different compositions resulting from

    ...
    Analysis of Caenorhabditis elegans Sperm Number, Size, Activation, and Mitochondrial Content
    秀丽隐杆线虫精子数量、大小、活化及线粒体含量分析
    作者:Amy M. Hammerquist, Chia-An Yen and Sean P. Curran日期:06/05/2021,浏览量:306,Q&A: 0

    Infertility is a widespread and often unexplained issue. Studying reproduction using C. elegans males offers insight into the influence of individual factors on male fertility in humans. We have created a collection of protocols to assess several

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    Muscle Cryoinjury and Quantification of Regenerating Myofibers in Mice
    小鼠肌肉低温损伤及再生肌纤维的定量研究
    作者:Yori Endo, Mehran Karvar and Indranil Sinha日期:06/05/2021,浏览量:202,Q&A: 0

    Cryoinjury, or injury due to freezing, is a method of creating reproducible, local injuries in skeletal muscle. This method allows studying the regenerative response following muscle injuries in vivo, thus enabling the evaluation of local and

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    Rice Root Hair Phenotypes Imaged by Cryo-SEM
    水稻根毛表型的低温扫描电镜成像

    Cryo-scanning electron microscopy (cryo-SEM) was first introduced for scientific use in the 1980s. Since then, cryo-SEM has become a routine technique for studying the surfaces and internal structures of biological samples with a high water content.

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    Quantitation of Secretory Granule Size in Drosophila Larval Salivary Glands
    果蝇幼虫唾液腺分泌颗粒大小的定量研究
    作者:Cheng-I J. Ma and Julie A. Brill日期:06/05/2021,浏览量:276,Q&A: 0

    Maturation of secretory granules is a crucial process that ensures the bioactivity of cargo proteins undergoing regulated secretion. In Drosophila melanogaster, the larval salivary glands produce secretory granules that are up to four-fold larger in

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    Visualization and Quantitation of Wg trafficking in the Drosophila Wing Imaginal Epithelium
    果蝇翅成虫上皮中Wg运输的可视化和定量研究
    作者:Leonie Witte, Karen Linnemannstöns, Mona Honemann-Capito and Julia Christina Gross日期:06/05/2021,浏览量:335,Q&A: 0

    Secretory Wnt trafficking can be studied in the polarized epithelial monolayer of Drosophila wing imaginal discs (WID). In this tissue, Wg (Drosophila Wnt-I) is presented on the apical surface of its source cells before being internalized into the

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    Preparation of Doublet Microtubule Fraction for Single Particle Cryo-electron Microscopy
    单粒子低温电子显微镜双态微管馏分的制备
    作者:Corbin Black, Daniel Chen Dai, Katya Peri, Muneyoshi Ichikawa and Khanh Huy Bui日期:06/05/2021,浏览量:404,Q&A: 0

    Over the years, studying the ultrastructure of the eukaryotic cilia/flagella using electron microscopy (EM) has contributed significantly toward our understanding of ciliary function. Major complexes in the cilia, such as inner and outer dynein

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    Isolation of First-Trimester and Full-term Human Placental Hofbauer Cells
    妊娠早期和足月人胎盘霍夫鲍尔细胞的分离
    作者:Anna Appios, Jake R. Thomas and Naomi McGovern日期:06/05/2021,浏览量:754,Q&A: 0

    The placenta is the crucial organ that regulates the health of both mother and fetus during pregnancy. The human placenta is composed of villous tree-like structures that embed into the maternal decidua. Within the stroma of the villi resides a

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    Sex-specific Separation of Plasmodium falciparum Gametocyte Populations
    恶性疟原虫配子细胞群体的性别特异性分离
    作者:Melanie C. Ridgway, Daniela Cihalova and Alexander G. Maier日期:06/05/2021,浏览量:186,Q&A: 0

    Plasmodium falciparum is a unicellular eukaryotic parasite that causes malaria in humans. The parasite is spread by Anopheles mosquitoes after ingestion of sexual stage parasites known as gametocytes. Malaria transmission depends on parasites

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    In vivo Fluorescence Imaging of Extracellular ATP in the Mouse Cerebral Cortex with a Hybrid-type Optical Sensor
    混合型光传感器对小鼠大脑皮层细胞外ATP的体内荧光成像

    Adenosine 5’-triphosphate (ATP) works as an extracellular signaling molecule for cells in the brain, such as neurons and glia. Cellular communication via release of ATP is involved in a range of processes required for normal brain functions,

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    Mechanical Fractionation of Cultured Neuronal Cells into Cell Body and Neurite Fractions
    培养神经元细胞成细胞体和神经突部分的机械分离
    作者:Ankita Arora, Raeann Goering, Hei-Yong G. Lo and J. Matthew Taliaferro日期:06/05/2021,浏览量:606,Q&A: 0

    Many cells contain spatially defined subcellular regions that perform specialized tasks enabled by localized proteins. The subcellular distribution of these localized proteins is often facilitated by the subcellular localization of the RNA molecules

    ...
    Generation and Maintenance of Homogeneous Human Midbrain Organoids
    同种人类中脑类器官的生成与维持
    作者:Henrik Renner, Martha Grabos, Hans R. Schöler and Jan M. Bruder日期:06/05/2021,浏览量:415,Q&A: 0

    Three-dimensional cell cultures (“organoids”) promise to better recapitulate native tissue physiology than traditional 2D cultures and are becoming increasingly interesting for disease modeling and compound screening efforts. While a

    ...
    Dual Color, Live Imaging of Vesicular Transport in Axons of Cultured Sensory Neurons
    培养感觉神经元轴突囊泡运输的双色实时成像
    作者:Yoko Bekku and James L. Salzer日期:06/20/2021,浏览量:89,Q&A: 0
    [Abstract]

    The function of neurons in afferent reception, integration, and generation of electrical activity relies on their strikingly polarized organization, characterized by distinct membrane domains. These domains have different compositions resulting from a combination of selective targeting and retention of membrane proteins. In neurons, most proteins

    ...
    Electrophysiological Properties of Neurons: Current-Clamp Recordings in Mouse Brain Slices and Firing-Pattern Analysis
    神经元的电生理特性:小鼠脑切片中的电流钳记录和放电模式分析
    作者:Elina Nagaeva, Ivan Zubarev and Esa R. Korpi日期:06/20/2021,浏览量:0,Q&A: 0
    [Abstract]

    Characterization of an electrically active cell, such as a neuron, demands measurement of its electrical properties. Due to differences in gene activation, location, innervation patterns, and functions, the millions of neurons in the mammalian brain are tremendously diverse in their membrane characteristics and abilities to generate action

    ...
    Enrichment of Vascular Fragments from Mouse Embryonic Brains for Endothelial Cell Analysis
    用于内皮细胞分析小鼠胚胎脑血管片段富集
    作者:Nicolas Santander and Thomas D. Arnold日期:06/20/2021,浏览量:0,Q&A: 0
    [Abstract]

    Endothelial cells in the brain interact with other cell types, forming the blood-brain barrier. This barrier controls the movement of solutes into and out of the brain, regulating pathophysiological processes and drug delivery to the brain. Common isolation methods used to study these cells during embryonic development involve enzymatic treatment

    ...
    Protein Import Assay into Mitochondria Isolated from Human Cells
    从人细胞中分离的线粒体蛋白质输入测定
    作者:Lena M. Murschall, Esra Peker, Thomas MacVicar, Thomas Langer and Jan Riemer日期:06/20/2021,浏览量:0,Q&A: 0
    [Abstract]

    Mitochondria are essential organelles containing approximately 1,500 proteins. Only approximately 1% of these proteins are synthesized inside mitochondria, whereas the remaining 99% are synthesized as precursors on cytosolic ribosomes and imported into the organelle. Various tools and techniques to analyze the import process have been developed.

    ...
    Intravenous and Non-invasive Drug Delivery to the Mouse Basal Forebrain Using MRI-guided Focused Ultrasound
    MRI引导下聚焦超声对小鼠基底前脑静脉及无创给药影响的研究
    作者:Kristiana Xhima, Dallan McMahon, Edward Ntiri, Maged Goubran, Kullervo Hynynen and Isabelle Aubert日期:06/20/2021,浏览量:169,Q&A: 0
    [Abstract]

    Basal forebrain cholinergic neurons (BFCNs) regulate circuit dynamics underlying cognitive processing, including attention, memory, and cognitive flexibility. In Alzheimer’s disease and related neurodegenerative conditions, the degeneration of BFCNs has long been considered a key player in cognitive decline. The cholinergic system thus

    ...
    In vivo Optical Access to Olfactory Sensory Neurons in the Mouse Olfactory Epithelium
    小鼠嗅上皮嗅觉感觉神经元的体内光学通路研究
    作者:Shigenori Inagaki, Ryo Iwata and Takeshi Imai日期:06/20/2021,浏览量:0,Q&A: 0
    [Abstract]

    In neuroscience, it is fundamental to understand how sensory stimuli are translated into neural activity at the entry point of sensory systems. In the olfactory system, odorants inhaled into the nasal cavity are detected by ~1,000 types of odorant receptors (ORs) that are expressed by olfactory sensory neurons (OSNs). Since each OSN expresses only

    ...
    CRISPR/Cas9-mediated Precise SNP Editing in Human iPSC Lines
    CRISPR/Cas9介导的人iPSC细胞系SNP精确编辑
    作者:Hanwen Zhang and Siwei Zhang日期:06/20/2021,浏览量:0,Q&A: 0
    [Abstract]

    Human induced pluripotent stem cells (hiPSCs) have been extensively used in the fields of developmental biology and disease modeling. CRISPR/Cas9 gene editing in iPSC lines often has a low frequency, which hampers its application in precise allele editing of disease-associated single nucleotide polymorphisms (SNPs), especially those in the

    ...
    Fluorescence-based Single-cell Analysis of Whole-mount-stained and Cleared Microtissues and Organoids for High Throughput Screening
    基于荧光的全染色单细胞分析和清除的微组织和类器官高通量筛选
    作者:Henrik Renner, Mandy Otto, Martha Grabos, Hans R. Schöler and Jan M. Bruder日期:06/20/2021,浏览量:0,Q&A: 0
    [Abstract]

    Three-dimensional (3D) cell culture, especially in the form of organ-like microtissues (“organoids”), has emerged as a novel tool potentially mimicking human tissue biology more closely than standard two-dimensional culture. Typically, tissue sectioning is the standard method for immunohistochemical analysis. However, it removes cells

    ...
    Generation and Maintenance of Homogeneous Human Midbrain Organoids
    同种人类中脑类器官的生成与维持
    作者:Henrik Renner, Martha Grabos, Hans R. Schöler and Jan M. Bruder日期:06/05/2021,浏览量:415,Q&A: 0
    [Abstract]

    Three-dimensional cell cultures (“organoids”) promise to better recapitulate native tissue physiology than traditional 2D cultures and are becoming increasingly interesting for disease modeling and compound screening efforts. While a number of protocols for the generation of neural organoids have been published, most protocols require

    ...
    Mechanical Fractionation of Cultured Neuronal Cells into Cell Body and Neurite Fractions
    培养神经元细胞成细胞体和神经突部分的机械分离
    作者:Ankita Arora, Raeann Goering, Hei-Yong G. Lo and J. Matthew Taliaferro日期:06/05/2021,浏览量:606,Q&A: 0
    [Abstract]

    Many cells contain spatially defined subcellular regions that perform specialized tasks enabled by localized proteins. The subcellular distribution of these localized proteins is often facilitated by the subcellular localization of the RNA molecules that encode them. A key question in the study of this process of RNA localization is the

    ...