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1 y (hisn1a hisn1b) exhibited a combination of gametophytic and embryonic lethality in heterozygotes.
4 same individual genes were expressed both in gametophytic and sporophytic tissues, although under dif
7 Asexual seed production (agamospermy) via gametophytic apomixis in flowering plants typically invo
12 uires maternal gene activity in the haploid (gametophytic) as well as diploid (sporophytic) tissues o
14 Remarkably, we uncover new sets of female gametophytic cell-specific transcripts with predicted bi
15 es are typically sex-specific, e.g., gametic/gametophytic competition typically occurs among sperm/po
18 -of-function mutation in PAPS1 causes a male gametophytic defect, whereas a weak allele leads to redu
22 ackground causes serious growth retardation, gametophytic defects and premature cell death in develop
24 utants for ATPd could not be obtained due to gametophytic defects, while heterozygotes possess no vis
26 urrently, the genes and pathways involved in gametophytic development and function in flowering plant
29 patible crossing 'anomalies' suggest that a 'gametophytic element' may influence the outcome of cross
30 e used to evaluate the possibility of female gametophytic expression for any gene in the ATH1 array,
31 1/+ mutants and VAL_RNAi lines, we find that GAMETOPHYTIC FACTOR 2 (GFA2), which is required for syne
33 fic conflict over reinforcement inspired by "gametophytic factors", which act as PMPZ barriers among
35 th bryophytes and tracheophytes, the haploid gametophytic generation is inferred to be ancestrally fr
36 d that hypomethylation in the female or male gametophytic generation was sufficient to influence F(1)
37 e Arabidopsis genome require analysis of the gametophytic generation, since approximately 10% of the
38 (FM) is crucial for the establishment of the gametophytic generation, the mechanisms that determine t
39 entiate into a multicellular gamete-forming "gametophytic generation." Different populations of helpe
42 eraction of products contributed by both the gametophytic (haploid) and sporophytic (diploid) genomes
43 and P450 mutant phenotypes, indicating that gametophytic homocastasterone biosynthesis is affected i
44 established mechanisms, that is, homomorphic gametophytic, homomorphic sporophytic or heteromorphic S
47 the Columbia ecotype but sidecar pollen is a gametophytic lethal in the Landsberg erecta ecotype.
49 emoval of any of these components results in gametophytic lethality due to pollen defects, demonstrat
50 of AtGPAT9 demonstrates both male and female gametophytic lethality phenotypes, consistent with the r
52 t regulates cell proliferation by exerting a gametophytic maternal control during seed development.
60 inations of backcross and F2 lines suggest a gametophytic mode of restoration, and indicate that enha
62 applications including a genetic screen for gametophytic mutants and methods for investigating gene
63 ophytic mutation, to our knowledge the first gametophytic mutation in Arabidopsis that affects early
64 opteris, it is difficult to assess whether a gametophytic mutation is dominant or recessive or to det
66 trad analysis to show that raring-to-go is a gametophytic mutation, to our knowledge the first gameto
67 and gum mutants correspond to male-specific gametophytic mutations that also reduce pollen fitness.
68 romeres, easily distinguish sporophytic from gametophytic mutations, and accurately assess crossover
69 cytoplasm, male fertility is determined by a gametophytic, nuclear restoration-of-fertility gene.
70 allele of sidecar pollen shows differential gametophytic penetrance and variable expressivity in dif
72 In angiosperms, the transition to the female gametophytic phase relies on the specification of premei
73 splayed no phenotypic alterations during its gametophytic phase, it failed to develop sporophytes, in
77 a relatively recent consensus that hornwort gametophytic pores ('HGPs' - our term) are not homologou
78 homologues, namely the two-celled epidermal gametophytic pores of hornworts (typically referred to a
79 , so that accumulation of maternally derived gametophytic protein is likely to be responsible for the
83 plained by a combination of recessive-lethal gametophytic selection against the parthenogenetic locus
84 as much more influence on genes subjected to gametophytic selection than on genes solely under sporop
87 the presence of another SC locus, exhibiting gametophytic selection, segregating in this population a
89 ription of the breakdown of S-RNase-mediated gametophytic self-incompatibility (GSI) in a polyploid s
90 se and F-box proteins) are essential for the gametophytic self-incompatibility (GSI) specific recogni
91 ymorphism at the S locus that determines the gametophytic self-incompatibility (GSI) system in the pi
94 y species of Prunus display an S-RNase-based gametophytic self-incompatibility (SI), controlled by a
97 ions of allelic diversity at the RNase-based gametophytic self-incompatibility locus in the Rosaceae.
99 sent in natural populations are designed for gametophytic self-incompatibility systems (GSI) in which
100 ework for investigating the evolution of the gametophytic self-incompatibility systems in other famil
101 rasus) exhibits a genotype-dependent loss of gametophytic self-incompatibility that is caused by the
102 investigate protein-protein interactions in gametophytic self-incompatibility, we used a yeast two-h
107 velopmental stages, our results suggest that gametophytic selfing may have greater significance for f
108 We consider two different life cycles: under gametophytic selfing, a given proportion of fertilizatio
109 hree different mating systems, one of which, gametophytic selfing, is an extreme form of inbreeding o
110 of fern species studied show a capacity for gametophytic selfing, producing sporophytes from both is
112 ants and the mechanisms regulating bryophyte gametophytic shoot development are largely unknown.
113 eral branching evolved by convergence in the gametophytic shoot of mosses and primed its diversificat
116 ber in populations of a tetraploid herb with gametophytic SI (GSI) spanning a range of effective popu
121 pollen viability, involves a novel two-gene gametophytic system, wherein genes designated Rf3 and Rf
125 toring GSNOR expression in maternal, but not gametophytic tissues, or increasing auxin efflux substra
126 ssed in the sporophytic tapetal cells and in gametophytic tissues, they are regulated differentially
127 Arabidopsis ENOD-like proteins accumulate in gametophytic tissues, whereas in both floral and vegetat
129 ossing, wind-pollinated species exhibiting a gametophytic two-locus system of self-incompatibility (S
130 show a regulatory function of miR171 at the gametophytic vegetative growth stage and targeted deleti
131 ormation of multiple apical meristems at the gametophytic vegetative stage in response to elevated Pp