Results 71 to 80 of about 3,514 (209)

Karyotype Analysis in Five Species of Carthamus L. (Asteraceae) from Iran [PDF]

open access: yesJournal of Genetic Resources
The genus Carthamus, a member of the family Asteraceae, includes about 25 species worldwide and 7 species in Iran. In this study, chromosome numbers and karyotypes of 13 populations of five species of the genus Carthamus (Asteraceae family) were ...
Atefeh Aghakoochaki, Maneezheh Pakravan
doaj   +1 more source

Genome size, chromosome number, and rDNA organisation in Algerian populations of Artemisia herba-alba (Asteraceae), a basic plant for animal feeding facing overgrazing erosion

open access: yesAnales del Jardín Botánico de Madrid, 2016
Artemisia herba-alba is a largely-distributed and often landscape-dominating taxon in arid areas of the Mediterranean and Irano-Turanian regions. In Algeria, in 2010 its communities covered 10% of the steppe territory, but its populations have been ...
Youcef Bougoutaia   +4 more
doaj   +1 more source

Karyological Characterization of the Endemic Iberian Rock Lizard, Iberolacerta Monticola (Squamata, Lacertidae): Insights into Sex Chromosome Evolution [PDF]

open access: yes, 2013
[Abstract] Rock lizards of the genus Iberolacerta constitute a promising model to examine the process of sex chromosome evolution, as these closely related taxa exhibit remarkable diversity in the degree of sex chromosome differentiation with no clear ...
Caputo Barucchi, Vincenzo   +8 more
core   +2 more sources

Two New Species of Freshwater Planarian (Platyhelminthes, Tricladida, Dugesiidae, Dugesia) from Southern China Exhibit Unusual Karyotypes, with a Discussion on Reproduction in Aneuploid Species

open access: yesJournal of Zoological Systematics and Evolutionary Research, Volume 2024, Issue 1, 2024.
Two new species of the genus Dugesia from Southern China are described by applying an integrative approach, including morphological, karyological, histological, and molecular information. In the molecular phylogenetic tree, the two new species, Dugesia pendula Chen & Dong, sp. nov. and Dugesia musculosa Chen & Dong, sp.
Lei Wang   +11 more
wiley   +1 more source

Senecio changii (Asteraceae: Senecioneae), a New Species from Sichuan, China. [PDF]

open access: yesPLoS ONE, 2016
Senecio changii (Asteraceae: Senecioneae), a new species from Muli, Sichuan, southwestern China, is described. It is distinguished in Chinese Senecio s.s.
Chen Ren   +3 more
doaj   +1 more source

Histopathological effects of cypermethrin and Bacillus thuringiensis var. israelensis on midgut of Chironomus calligraphus larvae (Diptera: Chironomidae) [PDF]

open access: yes, 2018
Pesticides are extensively used for the control of agricultural pests and disease vectors, but they also affect non-target organisms. Cypermethrin (CYP) is a synthetic pyrethroid used worldwide. Otherwise, bioinsecticides like Bacillus thuringiensis var.
Arrighetti, Florencia   +2 more
core   +1 more source

An overview of georeferenced chromosomes numbers of Moroccan Asteraceae

open access: yesMediterranean Botany
In Moroccan vascular flora, the Asteraceae family ranks first in terms of specific richness. However, there is no up-to-date account of the geographic distribution of its species with established chromosome numbers.
Abdelkarim GOUNSSA   +6 more
doaj   +1 more source

Systematic Studies of Subspecies of Hordeum murinum in Khuzestan [PDF]

open access: yesزیست‌شناسی کاربردی, 2010
In this work  47quantitative and qualitative anatomical characters of the flag leaves of two subspecies H. murinum L. ssp.glacum Steudel (Tzvelev)and -ssp.
Nasrin Farasat   +2 more
doaj   +1 more source

P654: IBRUTINIB PLUS VENETOCLAX IN PATIENTS WITH COMPLEX KARYOTYPE AND CHRONIC LYMPHOCYTIC LEUKEMIA

open access: yesHemaSphere, 2022
A. Petrenko   +7 more
doaj   +1 more source

Techniques of producing monosex or sterile population of fish for aquaculture -- a review of selected literature [PDF]

open access: yes, 1993
The need to develop techniques that can make the male grow faster in many species of fish as well as the female in some other species cannot be over-emphasized.
Aluko, P.O.
core  

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