Pathogenic biotypes. Medical search. Frequent questions

To identify and distinguish different biotypes, pathotypes, races or strains within a (sub)species, plant pathologists use sets of differential hosts (e.g., plant cultivars) with known susceptible and resistant reactions to any given pathogenic variation of a pest. (worldseed.org)
ISF has gathered information on host differentials from peer-reviewed scientific publications to help seed companies and researchers identifying biotypes, pathotypes, races or strains of a pest. (worldseed.org)
For the sake of uniformity biotypes, pathotypes, races or strains are all referred to as "race. (worldseed.org)
To assess their pathogenic potential, we analyzed environmental strains of V. cholerae carrying genetic variants of the TCP pathogenicity island for colonization of infant mice, susceptibility to CTXΦ, and diarrheagenicity in adult rabbits. (umd.edu)
Analysis of 14 environmental strains, including 3 strains carrying a new allele of the tcpA gene, 9 strains carrying a new allele of the toxT gene, and 2 strains carrying conventional tcpA and toxT genes, showed that all strains colonized infant mice with various efficiencies in competition with a control El Tor biotype strain of V. cholerae O1. (umd.edu)
We conducted analyses of a total of eighty-three strains of V. vulnificus, including 18 clinical strains known to be pathogenic. (ifremer.fr)
CTXphi can infect the existing live-attenuated V. cholerae vaccine strains derived from either the El Tor or classical V. cholerae biotypes and result in vaccine reversion to toxinogenicity. (omicsdi.org)
Intraintestinal CTXphi transduction assays were used to demonstrate that El Tor biotype strains of V. cholerae are immune to infection with the El Tor-derived CTXphi, whereas classical strains are not. (omicsdi.org)
Evidence for the emergence of non-O1 and non-O139 Vibrio cholerae strains with pathogenic potential by exchange of O-antigen biosynthesis regions. (omicsdi.org)
Conservation of the genetic organization of wb* regions seen in other serogroups raised the possibility of the existence of pathogenic non-O1 and non-O139 V. cholerae strains that emerged by similar events. (omicsdi.org)
The recent development of second generation sequencing platforms (reviewed by Mardis [ 7 , 8 ] and Shendure [ 7 , 8 ]) offers an opportunity to change the direction of microbial genomics, enabling the rapid genome sequencing of large numbers of strains of both pathogenic and non-pathogenic strains. (biomedcentral.com)
Most environmental strains are non-pathogenic. (hopkinsguides.com)

Le présent article examine ces facteurs, en s'attachant plus particulièrement au sérotype nouvellement identifié de Vibrio cholerae qui a provoqué des épidémies en Inde et au Bangladesh. (who.int)
The results of morphology and microscopic characterizations and also biochemical tests indicated that Vibrio vulnificus (biotype 2) was the etiological agent of mortality in infected fish. (ac.ir)
General Information: Vibrio cholerae O395 is a classical O1 serotype strain of the Ogawa biotype. (up.ac.za)
Vibrio can affect shellfish, finfish, and other marine animals and a number of species are pathogenic for humans. (up.ac.za)
Our findings suggest that humans having contact with water resources in our study areas are exposed to potential public health risks owing to the detection of virulent determinants in human pathogenic Vibrio spp. (biomedcentral.com)
Hence we suggest a monitoring program for human pathogenic Vibrio spp. (biomedcentral.com)
The Cholera and Other Vibrio Illness Surveillance (COVIS) system is a national surveillance system for human infection with pathogenic species of the family Vibrionaceae, which cause vibriosis and cholera. (cdc.gov)
Vibriosis is caused by infection with pathogenic species of the family Vibrionaceae (species other than toxigenic Vibrio cholerae O1 and O139, which cause cholera). (cdc.gov)

Pathogenic isolates made up 52.4% (98/187), while non-pathogenic isolates made up 47.6% (89/187). (biomedcentral.com)
The dominant STs and dominant CTs of pathogenic isolates in Ningxia were ST429 and HC100_2571, respectively. (biomedcentral.com)
For greenhouse evaluation, the genotypes were inoculated with mixed inoculum derived from seven pathogenic isolates of Exserohilum turcicum whereas in the field trial, natural inoculum was relied upon. (scialert.net)
Pathogenic isolates colonize the tiny intestine and secrete cholera toxin (CT), an A-B-type toxin, to trigger the profuse secretory diarrhea feature of cholera (44). (careersfromscience.org)
State and local public health agencies should make efforts to encourage reflexive culturing by clinical laboratories that adopt culture-independent methods, should facilitate submission of isolates/clinical material to state public health laboratories, and should be prepared to perform reflexive culture when not performed at the clinical laboratory as isolates are currently necessary for serogrouping and cholera toxin testing as well as biotype and antimicrobial susceptibility testing. (cdc.gov)

It was found high effect on inhibiting the growth of pathogenic bacteria using 5 μl of crude enzyme with specific enzyme activity 73, 76, and 92 (units/ml)/(mg protein/ml) for B. subtilis , B. licheniformis , and B. cereus , respectively. (modernjmicrobiol.com)

Yersinia pestis is an extremely pathogenic organism that requires very few numbers in order to cause disease, and is often lethal if left untreated. (up.ac.za)
Yersinia pestis consists of three biotypes or serovars, Antiqua, Mediavalis, and Orientalis, that are associated with three major pandemics throughout human history. (up.ac.za)
Rapid high-quality draft sequencing was used successfully to compare pathogenic and non-pathogenic members of the Yersinia genus. (biomedcentral.com)

Y. enterocolitica Biotypes (cont. (cdc.gov)
Y. pseudotuberculosis and Y. enterocolitica (primarily biotype 1B) are enteropathogens that cause gastroenteritis following ingestion and translocation of the Peyer's patches. (biomedcentral.com)

but the true picture of the range of pathogenic activities of this species became clear in the period 1930-1960. (microbiologyresearch.org)
Inflammatory periodontal diseases are the result of infection with a range of pathogenic germs that derive their energy from food and their presence and metabolism ultimately leads to bone loss and the destruction of the periodontium with tooth loosening and tooth loss . (christinacherry.com)

While both of these fungal species are pathogenic on the plant genera PR-171 supplier and isn't known to possess some other hosts, whereas offers specific biotypes that infect different sponsor varieties [11]. (insulin-receptor.info)

In light of modern ideas about the mechanisms of communication of microbes and their ability to coordinate their behavior by secretion of molecular signals (quorum sensing) after achieving the specific critical cell number the conditionally pathogenic bacteria are becoming quite aggressive to cause the disease - in this case, the involvement of the mucous membrane of oral cavity. (czytelniamedyczna.pl)
All pathogenic bacteria were totally inhibited with 10 μl of crude enzyme. (modernjmicrobiol.com)
The causative agents of health challenges that usually emanate from water are diverse nonetheless, the role of bacteria especially the pathogenic ones cannot be overemphasized. (biomedcentral.com)

five of which are considered pathogenic in humans (biotypes 1B, 2, 3, 4 and 5). (certest.es)
Many microorganisms that are pathogenic to humans and animals enter ambient waters after import from various point and diffuse sources. (nationalacademies.org)

Analysis of the prophage arrays generated by sequentially integrated CTX phages revealed that pathogenic V. cholerae O139 Calcutta probably arose via infection of an O139 CTX(ET)phi lysogen by CTX(calc)phi. (omicsdi.org)

Different varieties or lines with the same resistance gene(s) can give the same reaction to a given biotype, pathotype, race or strain of a pest. (worldseed.org)
Interpreting FIP Virus RealPCR Test results All specimens will be first tested for feline coronavirus with the FCoV RealPCR Test, and if the results are positive, the new FIP Virus RealPCR Test will be performed to identify the biotype as either the pathogenic FIPV strain or the less virulent FECV strain. (joewongcomedy.com)
In many laboratories, sorbitol-MacConkey medium is commonly used to screen for the slow sorbitol fermentation phenotype of the most common Shiga toxin-containing strain: O157:H7 ( 5 ), but this process does not address the pathogenic potential of the remaining sorbitol-positive E. coli . (cdc.gov)

There are 3 recognized biotypes, of which biotype 1 is most important cause of human infection. (hopkinsguides.com)

Of the almost 200 regarded serogroups of O1 serogroup is certainly further split into the traditional and Este Tor biotypes based on several phenotypic distinctions. (careersfromscience.org)

4. Abnormal cell-free messenger RNA, microRNA, and long noncoding RNA molecular changes help elucidate preeclampsia's pathogenic determinants. (bgi.com)

other biotypes are considered to have low pathogenicity [ 3 ]. (biomedcentral.com)

A polyphasic, molecular-typing approach was carried out, based upon established biotypes, vcg, CPS, 16S rRNA types and three other genes possibly associated with virulence (arylsulfatase A, mtlABC, and nanA). (ifremer.fr)
All three human pathogens carry a 70-kb pYV virulence plasmid (also known as pCD), which carries the Ysc type III secretion system and Yops effectors [ 18 - 20 ], that is not detected in non-pathogenic species. (biomedcentral.com)

Water samples were analyzed for Escherichia coli by culture, and a subset of cistern water samples (N = 47) were analyzed for Salmonella, Naegleria fowleri, pathogenic Leptospira, Cryptosporidium, Giardia, and human-specific fecal contamination using real-time polymerase chain reaction (PCR). (cdc.gov)

We attempt to research the advancement and relatedness of CTX variations also to examine whether distinctive CTX genotypes are connected with each one of the O1 biotypes, with different serogroups, or with and genes had been discovered. (careersfromscience.org)

For a variety of reasons, most research effort has been focused on characterizing these pathogens, while their closely related non-pathogenic relatives have only been lightly studied. (biomedcentral.com)

It shows high genetic variability and is differentiated as races or biotypes. (bvsalud.org)
2005). E . turcicum exhibits a wide pathogenic variability (Yeshitila, 2003) and reports of new races overcoming previously resistant varieties have been documented. (scialert.net)

The traditional biotype is thought to possess provided rise to the initial six cholera pandemics (2). (careersfromscience.org)
The ongoing seventh pandemic of cholera, which started in 1961, is certainly due to the Este Tor biotype. (careersfromscience.org)

Soybean aphids also transmit various plant pathogenic viruses. (usda.gov)
It can infest more than 1,000 plant species including major crops such as tomato, cassava, cotton, and sweetpotato, and transmit over 300 plant pathogenic viruses including Tomato yellow leaf curl virus , Cassava mosaic virus and Cassava brown streak virus , causing substantial crop losses and posing a serious threat to global food security. (whiteflygenomics.org)

We have assembled and annotated a draft genome sequence of B. tabaci biotype B (=MEAM1). (whiteflygenomics.org)

Six were attributed to the classical biotype, while the 7th, which started in 1961, is associated with the El Tor biotype. (up.ac.za)

The observations of this study notably extend the current knowledge in this field, showing that combinations of different RNA biotypes and two clinical features are associated with higher accuracy in preeclampsia risk prediction, thereby opening new therapeutic windows to effectively reduce pregnancy complications and fetal morbidity. (bgi.com)

Transmission of plant pathogenic viruses mostly relies on insect vectors. (uky.edu)

Nondiphtherial corynebacteria, originally thought to be mainly contaminants, have increasingly over the past 2 decades been recognized as pathogenic, especially in immunocompromised hosts. (medscape.com)

These twelve genomes were subjected to detailed comparative and predictive analyses aimed at characterizing the supragenome and understanding the metabolic and pathogenic potential of this species. (biomedcentral.com)

2004). Resistance conferred by minor genes is not absolute as in qualitative resistance but chances of new biotypes overcoming this resistance are considered to be minimal (Ojulong et al . (scialert.net)

Stranded seals demonstrated a higher prevalence of pathogenic bacterias that were most likely of the terrestrial origins [54]. (techblessing.com)

Indeed, indicators of microbial water quality can be the pathogenic organisms themselves, other microorganisms, or other physical or chemical aspects of the aquatic environment (see Chapter 4 for further information), and any biological indicator is subject to evolutionary and ecological changes. (nationalacademies.org)

Anatomy15

Organisms69

Diseases37

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Analytical, Diagnostic and Therapeutic Techniques and Equipment31

Phenomena and Processes37

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Anthropology, Education, Sociology and Social Phenomena1

Technology, Industry, Agriculture7

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Isolates5

Inhibiting the growth of pathogenic1

Yersinia3

Enterocolitica2

Range of pathogenic2

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Bacteria3

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Determinants1

Pathogenicity1

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19611

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