Results 141 to 150 of about 198,084 (294)

Characterisation of the spindle assembly checkpoint in mammalian oocytes [PDF]

open access: yes, 2009
Vogt E-J. Characterisation of the spindle assembly checkpoint in mammalian oocytes.
Vogt, Edgar-John
core  

Trace Levels of Triclosan May Affect Root Growth and Morphology in Cultivated Plants

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Triclosan (TCS) is a micropollutant frequently detected in biosolids applied to agricultural soils. In soil solution—where it is potentially bioavailable to roots—it occurs at residual concentrations (ng L−1). Nevertheless, the ecotoxicological implications of TCS exposure in agricultural crops at these concentrations are still not fully ...
Lizandra de Souza Ratuchinski   +10 more
wiley   +1 more source

Transoral Robotic Resection of Glossopharyngeal Neurofibroma: A Case Report

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT This case highlights the diagnostic challenges posed by rare oropharyngeal neurofibromas, their potential to mimic other conditions, and the novel application of transoral robotic surgery (TORS) for the management of an oropharyngeal neurofibroma. A 47‐year‐old female presented with a 1‐year history of a left tonsillar mass.
Cody L. Messick   +7 more
wiley   +1 more source

Sperm Head–Tail Coupling Apparatus Diversity and Common Themes Among Species

open access: yesAndrology, EarlyView.
ABSTRACT Background A stable connection between the sperm head (containing the nucleus and acrosome) and tail (containing the axoneme, mitochondrial sheath, and periaxonemal structures) is critical for fertility. This connection is mediated by a series of nuclear, cytoplasmic, and centriole components that make up the head–tail coupling apparatus (HTCA)
Danielle B. Buglak   +2 more
wiley   +1 more source

Spindle Cell Lesions of the Breast: A 12‐Year Experience

open access: yesANZ Journal of Surgery, EarlyView.
This 12‐year, single‐centre study examined 30 core‐biopsy‐diagnosed breast spindle cell lesions (BrSCL), classified as atypical (ASCL, n = 10) or bland (BSCL, n = 20). Following excision, 80% of ASCLs proved malignant, comprising sarcoma, malignant phyllodes tumour and metaplastic carcinoma.
Shalvin Jassal   +4 more
wiley   +1 more source

Anatomical and Histological Descriptions of the Male Reproductive System of the Alfalfa Weevil of Hypera postica (Gyllenhal, 1813) (Coleoptera: Curculionidae) Using Light and Scanning Electron Microscopies

open access: yesActa Zoologica, EarlyView.
ABSTRACT Features of the reproductive organs, such as the number of testicular follicles, testis colour and the morphology of the glands, can be used as systematic characters. For this purpose, this paper was the first description of the male reproductive system anatomy and histology of Hypera postica (Gyllenhal, 1813) (Coleoptera: Curculionidae), a ...
Nurcan Özyurt Koçakoğlu   +3 more
wiley   +1 more source

Precocious activation of APC/C-Cdh1 at pre-anaphase causes genome instability [PDF]

open access: yes, 2008
Faithful chromosome segregation and thereby accurate gene transmission are crucial for all organisms. Until proper attachment of the mitotic spindle to the kinetochore is established, the ubiquitin ligase (E3) Cdc20-activated APC/C (anaphase promoting ...
Takanori Ohyoshi   +6 more
core  

AOSNP‐ADAPTR resource level‐based recommendations on practical diagnostic strategies for ependymomas

open access: yesBrain Pathology, EarlyView.
Adapting Diagnostic Approaches for Practical Taxonomy in Resource‐Restrained Regions (ADAPTR) recommendations for ependymomas in resource‐restrained settings (RL = resource level; created in BioRender). Abstract Ependymomas are uncommon primary tumors of the central nervous system (CNS) that affect both children and adults.
Laveniya Satgunaseelan   +13 more
wiley   +1 more source

Chromosomal and immune dysregulation underlying granular mitosis in glioblastoma

open access: yesBrain Pathology, EarlyView.
Granular mitosis (GM) morphology is linked to PI3K/PTEN pathway alterations, chromosomal disorganization, and impaired innate immunity. Cells exhibiting GM morphology are associated with localized immune responses within their immediate spatial microenvironment.
Rachel Barboza   +8 more
wiley   +1 more source

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