Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum

Yıl: 2000 Cilt: 24 Sayı: 6 Sayfa Aralığı: 319 - 328 Metin Dili: İngilizce İndeks Tarihi: 29-07-2022

Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum

Öz:
Monogenic segregations of certain morphological and isozymic characters were studied in backcross progenies of Capsicum baccatumL. ( Solanaceae) x two interspecific F1 hybrids and distorted segregation ratios were noted. It was observed that isozyme markers Est-5, Idh-1, Pgm-2, and Pgi-2, and morphological marker gene P for fruit persistence showed distorted segregation ratios in the first backcross generation of both C. baccatumHawkes 6489 (P.G.Smith) x F1 ( C. baccatum Hawkes 6489 x Capsicum cardenasii Heiser Smith) and C. baccatum SA219 (P.G.Smith) x F1 ( C. baccatum SA219 x Capsicum eximiumA.T.Hunz). Both progenies and an excess of individuals carrying alleles inherited from C. baccatum. A further gene, y, controlling fruit colour and segregating in the backcross of C. baccatum Hawkes 6489 x F11 ( C. baccatum Hawkes 6489 x C. cardenasii), also showed a distorted segregation ratio with an excess of homozygous individuals. However, in backcross families from interspecific crosses, Skdh-1 showed a distorted segregation ratio with an excess of heterozygous individuals.
Anahtar Kelime: isoenzymes genetics segregation distortion genetic markers Capsicum cardenasii Capsicum baccatum Capsicum eximium backcrossing plant morphology fruits

Konular: Biyoloji

Capsicum baccatum ile türler arası iki $F_1$ hibridin geriye melezlenmesi sonucu elde edilen generasyonlarda tek gen açılımları ve Mendel açılımı göstermeyen bazı karakterlerin sapma nedenlerinin açıklanması

Öz:
Monogenic segregations of certain morphological and isozymic characters were studied in backcross progenies of Capsicum baccatumL. ( Solanaceae) x two interspecific F1 hybrids and distorted segregation ratios were noted. It was observed that isozyme markers Est-5, Idh-1, Pgm-2, and Pgi-2, and morphological marker gene P for fruit persistence showed distorted segregation ratios in the first backcross generation of both C. baccatumHawkes 6489 (P.G.Smith) x F1 ( C. baccatum Hawkes 6489 x Capsicum cardenasii Heiser Smith) and C. baccatum SA219 (P.G.Smith) x F1 ( C. baccatum SA219 x Capsicum eximiumA.T.Hunz). Both progenies and an excess of individuals carrying alleles inherited from C. baccatum. A further gene, y, controlling fruit colour and segregating in the backcross of C. baccatum Hawkes 6489 x F11 ( C. baccatum Hawkes 6489 x C. cardenasii), also showed a distorted segregation ratio with an excess of homozygous individuals. However, in backcross families from interspecific crosses, Skdh-1 showed a distorted segregation ratio with an excess of heterozygous individuals.
Anahtar Kelime: genetik belirleyiciler Capsicum cardenasii Capsicum baccatum Capsicum eximium geriye melezleme bitki morfolojisi meyveler izoenzimler genetik Mendel açılımından sapma

Konular: Biyoloji
Belge Türü: Makale Makale Türü: Araştırma Makalesi Erişim Türü: Erişime Açık
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APA Onus A, PICKERSGİLL B (2000). Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. , 319 - 328.
Chicago Onus Ahmet Naci,PICKERSGİLL Barbara Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. (2000): 319 - 328.
MLA Onus Ahmet Naci,PICKERSGİLL Barbara Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. , 2000, ss.319 - 328.
AMA Onus A,PICKERSGİLL B Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. . 2000; 319 - 328.
Vancouver Onus A,PICKERSGİLL B Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. . 2000; 319 - 328.
IEEE Onus A,PICKERSGİLL B "Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum." , ss.319 - 328, 2000.
ISNAD Onus, Ahmet Naci - PICKERSGİLL, Barbara. "Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum". (2000), 319-328.
APA Onus A, PICKERSGİLL B (2000). Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. Turkish Journal of Botany, 24(6), 319 - 328.
Chicago Onus Ahmet Naci,PICKERSGİLL Barbara Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. Turkish Journal of Botany 24, no.6 (2000): 319 - 328.
MLA Onus Ahmet Naci,PICKERSGİLL Barbara Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. Turkish Journal of Botany, vol.24, no.6, 2000, ss.319 - 328.
AMA Onus A,PICKERSGİLL B Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. Turkish Journal of Botany. 2000; 24(6): 319 - 328.
Vancouver Onus A,PICKERSGİLL B Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum. Turkish Journal of Botany. 2000; 24(6): 319 - 328.
IEEE Onus A,PICKERSGİLL B "Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum." Turkish Journal of Botany, 24, ss.319 - 328, 2000.
ISNAD Onus, Ahmet Naci - PICKERSGİLL, Barbara. "Monogenic segregations in backcross progenies of capsicum baccatum x two interspecific $F_1$ hybrids and some possible explanations for distorted segregation ratios in Capsicum". Turkish Journal of Botany 24/6 (2000), 319-328.