Results 21 to 30 of about 38,349 (240)

Microbial Carriage of Cockroaches at a Tertiary Care Hospital in Ghana

open access: yesEnvironmental Health Insights, 2013
Cockroaches are common in the environment of many hospitals in Ghana; however, little is known about their public health risks. To evaluate potential risks, we investigated the external and internal microbial flora of 61 cockroaches from a tertiary ...
Patience B. Tetteh-Quarcoo   +8 more
doaj   +1 more source

Effects of biphenyl on Blaberus craniifer (Blattodea, Blaberidae) cockroaches and their parasites – gregarines and nematodes

open access: yesBiosystems Diversity, 2023
In natural ecosystems, parasites and their hosts are subject to xenobiotics, which overall weaken either a host or its parasites. There has been no laboratory study of this process on the example of cockroaches and their parasites.
O. V. Parhomenko, V. V. Brygadyrenko
doaj   +1 more source

Feedback Control as a Framework for Understanding Tradeoffs in Biology [PDF]

open access: yes, 2014
Control theory arose from a need to control synthetic systems. From regulating steam engines to tuning radios to devices capable of autonomous movement, it provided a formal mathematical basis for understanding the role of feedback in the stability (or ...
Ankarali, Mustafa Mert   +9 more
core   +1 more source

New Michigan State Record for a Sphecine Wasp, \u3ci\u3ePodium Rufipes\u3c/i\u3e (Hymenoptera: Sphecidae) [PDF]

open access: yes, 2017
Podium rufipes, previously unrecorded from Michigan, has been found occupy- ing trap nests in the southwestern lower ...
Cowan, David P
core   +2 more sources

Baratas (Insecta, Blattaria) sinantrópicas na cidade de Manaus, Amazonas, Brasil Synantropic cockroaches (Insecta, Blattaria) from Manaus, Amazonas, Brazil

open access: yesActa Amazonica, 2008
A coleta de baratas na cidade de Manaus resultou em seis espécies associadas às habitações, estabelecimentos comerciais e educacionais, sendo quatro predominantemente dentro das habitações, Blatella germanica (Linnaeus, 1758), Supella longipalpa ...
José Albertino Rafael   +2 more
doaj   +1 more source

Differential Gene Expression Correlates with Behavioural Polymorphism during Collective Behaviour in Cockroaches

open access: yesAnimals, 2022
Consistent inter-individual variation in the propensity to perform different tasks (animal personality) can contribute significantly to the success of group-living organisms.
Isaac Planas-Sitjà   +4 more
doaj   +1 more source

Challenging media (mis)representation: an exploration of available models [PDF]

open access: yes, 2018
This article is a theoretical analysis aimed at articulating the harm caused by media (mis)representation, and at showing existing ways in which this harm can be contested. The approaches analysed are largely from the United Kingdom.
Perez Portilla, Karla
core   +3 more sources

The Specific Richness of Forest Cockroach Communities in The Region of Aflou (Laghouat; Algeria)

open access: yesJournal of Bioresource Management, 2022
Forest cockroaches are among the insects that play an important and effective role in forest formations, they are insects with incomplete metamorphosis belonging to the order of Blattodea.
Fatiha Masna   +6 more
doaj  

ANTIBIOTIC SUSCEPTIBILITY TEST TOWARDS COCKROACH (PERIPLANETA AMERICANA) FOOT BACTERIA IN THE NUTRITION DEPARTMENT AREA OF PALU CITY HOSPITAL

open access: yesBioLink, 2021
Cockroaches (Periplaneta americana) are known to have potential as vectors of various pathogenic bacteria in various locations including the nutrition department area in the hospitals.
I Nengah Nengah Kundera   +2 more
doaj   +1 more source

Phase Shifts of the Circadian Locomotor Rhythm Induced by Pigment-Dispersing Factor in the Cricket Gryllus bimaculatus [PDF]

open access: yes, 2003
Pigment-dispersing factors (PDFs) are octadeca-peptides widely distributed in insect optic lobes and brain. In this study, we have purified PDF and determined its amino acid sequence in the cricket Gryllus bimaculatus.
Fujisawa, Yuko   +4 more
core   +1 more source

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