^ШХР: *http://jee.oxfordjournals.org/content/by/year
^АВТ: Pereira A.E.; Tenhumberg B.; Meinke L.J.; Siegfried B.D.
^ЗГЛ: Southern Corn Rootworm (Coleoptera: Chrysomelidae) Adult
Emergence and Population Growth Assessment After Selection
With Vacuolar ATPase-A double-stranded RNA Over Multiple
Generations [Влияние длительной (на протяжении ряда
генераций) экспозиции в присутствии двухцепочечной
интерферирующей РНК, направленной против гена, кодирующего
А-субъединицу вакуолярной АТФазы, на выход имаго и рост
популяции кукурузного листоеда Diabrotica undecimpunctata
howardi (Coleoptera: Chrysomelidae). США]
^ВЫХ: Journal of Economic Entomology, 2019; Vol.112,N 3. - P.
1354-1364
^ДАТ: 2019
^ПРМ: Bibliogr.:p.1362-1364
+Реферат:
^РЕФ: The southern corn rootworm, Diabrotica undecimpunctata howardi Barber (Coleoptera: Chrysomelidae), was exposed over multiple generations to vacuolar (v)ATPase-A double-stranded (ds)RNA, first as adults and later, as neonate larvae. During adult selection, high mortality and lower fecundity were observed in the RNAi-selected cages after beetles were exposed to sublethal dsRNA concentrations that varied between LC40 and LC75. During larval selection, a delay in adult emergence and effects on population growth parameters were observed after neonates were exposed to sublethal dsRNA concentrations that varied between LC50 and LC70. Some of the parameters measured for adult emergence such as time to reach maximum linear adult emergence, time elapsed before attaining linear emergence, termination point of the linear emergence, and total days of linear emergence increase, were significantly different between RNAi-selected and control colonies for at least one generation. Significant differences were also observed in population growth parameters such as growth rate, net reproductive rate, doubling time, and generation time. After seven generations of selection, there was no indication that resistance evolved. The sublethal effects caused by exposures of southern corn rootworm to dsRNAs can affect important life history traits and fitness especially through delays in adult emergence and reduction in population growth. Although changes in susceptibility did not occur, the observation of sublethal effects suggests important responses to potential selection pressure. Assuming resistance involves a recessive trait, random mating between susceptible and resistant individuals is an important factor that allows sustainable use of transgenic plants, and delays in adult emergence observed in our studies could potentially compromise this assumption.
aref1
^TRN: 1843846
^ВИД: Статья из книги
^ЯЗК: Английский
+Индексирование:
^РУБ: 68_37_29_29_17; 68_37_29_13_17
^УДК: 633.15:632.768.12; 632.937.19
^ТЕР: КУКУРУЗА. ZEA MAYS. НАСЕКОМЫЕ-ВРЕДИТЕЛИ (Pest insects)
[ВРЕДНЫЕ НАСЕКОМЫЕ]. DIABROTICA UNDECIMPUNCTATA HOWARDI
[CRIOCERIS SEXPUNCTATA; DIABROTICA DUODECIMPUNCTATA;
DIABROTICA DUODECIMPUNCTATUM; DIABROTICA UNDECIMPUNCTATA
SUBSP HOWARDI]. БОРЬБА С ВРЕДИТЕЛЯМИ. БИОЛОГИЧЕСКАЯ
БОРЬБА (Biological control). РНК (RNA) [РИБОНУКЛЕИНОВЫЕ
КИСЛОТЫ]. РНК-ИНТЕРФЕРЕНЦИЯ. УСТОЙЧИВОСТЬ К ПЕСТИЦИДАМ
(Pesticide resistance) [РЕЗИСТЕНТНОСТЬ К ПЕСТИЦИДАМ].
ИМАГО. США (USA).
^РТЗ: CHRYSOMELIDAE [ЛИСТОЕДЫ; ХРИЗОМЕЛИДЫ]. COLEOPTERA
[ЖЕСТКОКРЫЛЫЕ]. DIABROTICA. DIABROTICA UNDECIMPUNCTATA
[DIABROTICA 12-PUNCTATA]. POACEAE [GRAMINEAE; ЗЛАКИ;
МЯТЛИКОВЫЕ]. ZEA [EUCHLAENA]. АМЕРИКА (Americas).
БИОЛОГИЧЕСКОЕ РАЗВИТИЕ (Biological development).
ВРЕДИТЕЛИ РАСТЕНИЙ (Pests of plants). ВРЕДНЫЕ
БЕСПОЗВОНОЧНЫЕ. ВРЕДНЫЕ ОРГАНИЗМЫ. ВРЕДНЫЕ ЧЛЕНИСТОНОГИЕ.
ЗЕРНОВЫЕ КУЛЬТУРЫ (Grain crops). МЕТОДЫ ЗАЩИТЫ РАСТЕНИЙ.
МЕТОДЫ (Methods). МОЛЕКУЛЯРНО-ГЕНЕТИЧЕСКИЕ МЕТОДЫ.
НАСЕКОМЫЕ (Insects) [INSECTA]. НУКЛЕИНОВЫЕ КИСЛОТЫ
(NUCLEIC ACIDS). НУКЛЕИНОВЫЕ СОЕДИНЕНИЯ (Nucleic
compounds). ОНТОГЕНЕЗ (Ontogenesis; Ontogeny)
[ИНДИВИДУАЛЬНОЕ РАЗВИТИЕ]. ПЕРИОДЫ ОНТОГЕНЕЗА. С-Х
КУЛЬТУРЫ. СЕВЕРНАЯ АМЕРИКА (North America). СТАДИИ
РАЗВИТИЯ ЖИВОТНЫХ (Animal developmental stages) [ФАЗЫ
РАЗВИТИЯ ЖИВОТНЫХ]. СТРАНЫ АТЭС. СТРАНЫ МИРА.
УСТОЙЧИВОСТЬ К ХИМИЧЕСКИМ ВЕЩЕСТВАМ (Resistance to
chemicals). УСТОЙЧИВОСТЬ [РЕЗИСТЕНТНОСТЬ;
СОПРОТИВЛЯЕМОСТЬ; УСТОЙЧИВОСТЬ К ПОВРЕЖДАЮЩИМ ФАКТОРАМ].
ЧЛЕНИСТОНОГИЕ (Arthropods) [ARTHROPODA].