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Items for "reproduction"

Plasma levels of bradykinin are suppressed in factor XII-deficient mice

A genetically-transmissible factor (F) XII-inactivated allele has been produced in mice by targeted replacement of exons 38 of the FXII gene with the neomycin resistance gene...

Keywords: FXII deficiency, targeted gene replacement, bradykinin generation, vasoactivity, reproduction, intrinsic coagulation pathway, contact activation

06/2006 | Thrombosis and Haemostasis, Schattauer
Annual weight variation and reproductive cycle of the wood mouse (Apodemus sylvaticus) in a Mediterranean environment

This paper describes the weight variation and reproductive seasonal patterns of the wood mouse in a Mediterranean scrubland in southern Portugal...

Keywords: Apodemus sylvaticus, weight, Mediterranean habitat, reproduction, Density

10/2004 | Mammalia, Walter de Gruyter
Comparative analysis of life-history traits in two species of Calomys (Rodentia: Sigmodontinae) in captivity / Analyse comparative des traits d'histoire de vie de deux espèces de Calomys (Rodentia: Sigmodontinae) en capti

We analyzed life-history traits (fertility, growth and rate of postnatal development) in captive-bred colonies of two closely related sympatric species: Calomys expulsus and C...

Keywords: Calomys, fertility, growth curve, litter size, reproduction, courbes de croissance, fertilité, taille de portée

02/2006 | Mammalia, Walter de Gruyter
New data on the reproductive structures of Spatoglossum solieri (Chauvin ex Montagne) Kützing (Dictyotales, Phaeophyceae)

A detailed vegetative and reproductive study of the little known species Spatoglossum solieri, using both fresh material and herbarium specimens, showed that the reproductive structures hitherto described as oogonia in S...

Keywords: anatomy, Dictyotales, morphology, reproduction, Spatoglossum

07/2004 | Botanica Marina, Walter de Gruyter
Reproduction in the green macroalga Codium (Chlorophyta): characterization of gametes

A general description is provided for male and female gametes, their gametangia, and thalli of five species of the siphonaceous green macroalga Codium from Atlantic and Pacific shores...

Keywords: Codium, gametes, hermaphrodites, parthenogenesis, reproduction

12/2004 | Botanica Marina, Walter de Gruyter
Pseudovivipary, a new form of asexual reproduction in the seagrass Posidonia oceanica

The seagrass Posidonia oceanica is able to reproduce by asexual formation of plantlets directly in the inflorescence...

Keywords: dispersal, Posidonia, pseudovivipary, seagrass, reproduction

04/2005 | Botanica Marina, Walter de Gruyter
Vegetative and reproductive morphology of Kallymenia patens (Kallymeniaceae, Rhodophyta) in the Mediterranean Sea

Reproductive morphology of the Mediterranean red alga Kallymenia patens is described for the first time, confirming its position in the genus...

Keywords: Kallymenia patens, Kallymeniaceae, reproduction, Rhodophyta, taxonomy

09/2006 | Botanica Marina, Walter de Gruyter
Autogamic reproductive behavior and sex cell structure in Thalassiosira angulata (Bacillariophyta)

Our understanding of diatom reproduction is limited, especially for marine planktonic centric diatoms...

Keywords: autogamy, auxosporulation, diatoms, reproduction, Thalassiosira angulata

12/2006 | Botanica Marina, Walter de Gruyter
Seasonal patterns of biomass, growth and reproduction in Dictyota cervicornis and Stoechospermum polypodioides (Dictyotales, Phaeophyta) on a shallow reef flat in the southern Red Sea (Eritrea)

Seasonal patterns in thallus length, biomass, reproduction, total biomass m-2 and size structure were monitored in populations of Dictyota cervicornis and Stoechospermum polypodioides on a shallow reef flat in the southern Red Sea...

Keywords: dormant stages, reproduction, seasonality, size inequality, temperature

01/2005 | Botanica Marina, Walter de Gruyter
Effect of water movement and substratum type on vegetative recruitment of the invasive green alga Codium fragile ssp. tomentosoides

We examined the ability of vegetative propagules (small buds and branch fragments) of the green alga Codium fragile ssp...

Keywords: Codium fragile ssp. tomentosoides, invasive species, probability of attachment, propagules, reproduction

10/2008 | Botanica Marina, Walter de Gruyter
Reproduction of the dusky fruit bat Penthetor lucasi (Pteropodidae) in Brunei, Borneo

The dusky fruit bat Penthetor lucasi is a small and poorly known species (Megachiroptera, Pteropodidae) inhabiting Southeast Asia...

Keywords: Borneo, Brunei, dusky fruit bat, Megachiroptera, Penthetor, Pteropodidae, reproduction

12/2007 | Mammalia, Walter de Gruyter