Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Cirrhosis I: Introduction

Cirrhosis I: Introduction

Cirrhosis is a chronic, irreversible liver disease characterized by the widespread replacement of healthy liver tissue with fibrotic scar tissue and the formation of regenerative nodules.Etiology of cirrhosisCirrhosis results from sustained liver injury that triggers progressive fibrosis and structural remodeling. The underlying causes are diverse, encompassing common and less frequent clinical conditions. Regardless of the origin, all causes lead to chronic inflammation, hepatocyte loss, and...

Healing II: Complications

Healing II: Complications

Complications during healing arise when tissue repair is altered by local or systemic factors. These changes involve abnormal collagen deposition, altered biomechanics, and reduced vascular supply, impairing restoration of normal structure and function.Loss of FunctionScar tissue differs significantly from the original tissue it replaces. In the skin, fibrosis lacks adnexal structures such as hair follicles, sebaceous glands, and sweat glands. Their absence reduces tactile sensitivity, impairs...

Chronic Bowel Disorders: Introduction

Chronic Bowel Disorders: Introduction

Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...

Inflammatory Bowel Disease II: Crohn's Disease

Inflammatory Bowel Disease II: Crohn's Disease

Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by transmural...

Cirrhosis II: Pathophysiology

Cirrhosis II: Pathophysiology

Cirrhosis is a progressive chronic liver injury caused by prolonged inflammation, excessive fibrotic remodeling, and impaired regeneration. Over time, repeated hepatic insults disrupt the liver’s architecture and function, leading to reduced blood flow, impaired bile drainage, and diminished metabolic capacity.Pathophysiology of cirrhosisCirrhosis arises from three main responses to chronic liver damage: inflammation, immune activation, and hepatocyte death. These processes lead to structural...

Assessment of the Rectum and Anus

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

<i>Cladosporium</i> from caves of the Brazilian savannah (Cerrado) and the description of six new species.

IMA fungus·2026

Same author

Phylogenetic and Population Genetic Analyses Reveal Patterns of Divergence Among Isolates of <i>Ceratocystis manginecans</i>.

Ecology and evolution·2026

Same author

The dual role of azoles: lifesaving antifungals and drivers of resistance - a One Health perspective.

Nature communications·2026

Same author

A Sensitive Real-Time PCR-Based Assay for the Identification of <i>Colletotrichum</i> in Phytosanitary and Clinical Applications.

Journal of fungi (Basel, Switzerland)·2026

Same author

CAZome comparison in relation to host plant for selected <i>Sordariomycete</i> and <i>Dothidiomycete</i> plant pathogenic fungi.

Frontiers in fungal biology·2026

Same author

Advancing Yeast Identification Using High-Throughput DNA Barcode Data From a Curated Culture Collection.

Molecular ecology resources·2025

Search research articles

Related Experiment Video

Updated: May 21, 2026

Visualizing Scar Development Using SCAD Assay - An Ex-situ Skin Scarring Assay

Visualizing Scar Development Using SCAD Assay - An Ex-situ Skin Scarring Assay

Published on: April 28, 2022

What is Scirrhia?

Pedro W Crous¹, Andrew M Minnis, Olinto L Pereira

¹CBS-KNAW Fungal Biodiversity Centre, Uppsalalaan 8, 3584 CT Utrecht, The Netherlands;

|June 9, 2012

Summary

This summary is machine-generated.

A new fern-infecting fungus, Scirrhia brasiliensis, was discovered in Brazil. DNA analysis confirms Scirrhia belongs to the Mycosphaerellaceae family, suggesting it may be an obligate plant pathogen.

Keywords:

Brazil Capnodiales Dothideomycetes ITS LSU Mycosphaerellaceae Pteridium systematics

More Related Videos

Murine Ileocolic Bowel Resection with Primary Anastomosis

Murine Ileocolic Bowel Resection with Primary Anastomosis

Published on: October 29, 2014

Development of a Rabbit Chronic-Like Rotator Cuff Injury Model for Study of Fibrosis and Muscular Fatty Degeneration

Development of a Rabbit Chronic-Like Rotator Cuff Injury Model for Study of Fibrosis and Muscular Fatty Degeneration

Published on: March 31, 2023

Related Experiment Videos

Last Updated: May 21, 2026

Visualizing Scar Development Using SCAD Assay - An Ex-situ Skin Scarring Assay

Visualizing Scar Development Using SCAD Assay - An Ex-situ Skin Scarring Assay

Published on: April 28, 2022

Murine Ileocolic Bowel Resection with Primary Anastomosis

Murine Ileocolic Bowel Resection with Primary Anastomosis

Published on: October 29, 2014

Development of a Rabbit Chronic-Like Rotator Cuff Injury Model for Study of Fibrosis and Muscular Fatty Degeneration

Development of a Rabbit Chronic-Like Rotator Cuff Injury Model for Study of Fibrosis and Muscular Fatty Degeneration

Published on: March 31, 2023

Area of Science:

Mycology
Plant Pathology
Molecular Systematics

Background:

The fungal genus Scirrhia, within Ascomycota, has uncertain familial placement within the Capnodiales order.
Previous classifications placed Scirrhia within Dothideomycetidae, lacking definitive family assignment.

Purpose of the Study:

To describe a new species of Scirrhia discovered on Pteridium aquilinum in Brazil.
To determine the phylogenetic position of the genus Scirrhia within the fungal kingdom using molecular data.

Main Methods:

Morphological examination of fungal specimens collected from Pteridium aquilinum stems.
DNA sequencing of the nuclear ribosomal DNA (LSU region).
Phylogenetic analysis to ascertain the placement of Scirrhia within Dothideomycetes.

Main Results:

A new species, Scirrhia brasiliensis, is described from Brazil.
Phylogenetic analysis of LSU DNA sequences places Scirrhia within the Mycosphaerellaceae family.
Scirrhia is identified as the first genus in Mycosphaerellaceae exhibiting well-developed pseudoparaphyses and a hypostroma with parallel ascomata.

Conclusions:

Scirrhia is confirmed as a member of Dothideomycetes, specifically within the Mycosphaerellaceae family.
The unique morphological features of Scirrhia, including pseudoparaphyses and hypostroma, are highlighted.
The slow growth and culturing difficulties of S. brasiliensis suggest it may be an obligate plant pathogen.