2 VA Mann , S Sasanuma , N Sakuma , (1990) Sex differences in cognitive abilities: a cross-cultural perspective. Neuropsychologia 28, 1063–1077.
4 ML Collaer & M Hines (1995) Human behavioral sex differences: a role for gonadal hormones during early development? Psychol Bull 118, 55–107.
6 PJ Shughrue , MV Lane & I Merchenthaler (1997) Comparative distribution of estrogen receptor-α and -β mRNA in the rat central nervous system. J Comp Neurol 388, 507–525.
7 MK Osterlund & YL Hurd (2001) Estrogen receptors in the human forebrain and the relation to neuropsychiatric disorders. Prog Neurobiol 64, 251–267.
8 CY Pau , KY Pau & HG Spies (1998) Putative estrogen receptor β and α mRNA expression in male and female rhesus macaques. Mol Cell Endocrinol 146, 59–68.
9 T Otto & H Eichenbaum (1992) Neuronal activity in the hippocampus during delayed non-match to sample performance in rats: evidence for hippocampal processing in recognition memory. Hippocampus 2, 323–334.
11 JA O'Keefe & RJ Handa (1990) Transient elevation of estrogen receptors in the neonatal rat hippocampus. Brain Res Dev Brain Res 57, 119–127.
12 SJ Duff & E Hampson (2000) A beneficial effect of estrogen on working memory in postmenopausal women taking hormone replacement therapy. Horm Behav 38, 262–276.
13 PM Maki , AB Zonderman & SM Resnick (2001) Enhanced verbal memory in nondemented elderly women receiving hormone-replacement therapy. Am J Psychiatry 158, 227–233.
14 C Miles , R Green , G Sanders , (1998) Estrogen and memory in a transsexual population. Horm Behav 34, 199–208.
16 SE File , DE Hartley , N Alom , (2003) Soya phytoestrogens change cortical and hippocampal expression of BDNF mRNA in male rats. Neurosci Lett 338, 135–138.
17 ED Lephart , TW West , KS Weber , (2002) Neurobehavioral effects of dietary soy phytoestrogens. Neurotoxicol Teratol 24, 5–16.
18 SE File , DE Hartley , S Elsabagh , (2005) Cognitive improvement after 6 weeks of soya supplements in postmenopausal women is limited to frontal lobe function. Menopause 12, 193–201.
19 RH Duffy , H Wiseman & SE File (2003) Improved cognitive function in postmenopausal women after 12 weeks of consumption of a soya extract containing isoflavones. Pharmacol Biochem Behav 75, 721–729.
20 D Kritz-Silverstein , D Von Mühlen , E Barrett-Connor , (2003) Isoflavones and cognitive function in older women: the SOy and Postmenopausal Health In Aging (SOPHIA) Study. Menopause 10, 196–202.
23 LR White , H Petrovitch , GW Ross , (2000) Brain aging and midlife tofu consumption. J Am Coll Nutr 19, 242–255.
25 P Celec , D Ostatníková , J Hodosy , (2007) Increased one week soybean consumption affects spatial abilities but not sex hormone status in men. Int J Food Sci Nutr 58, 424–428.
26 D Ostatníková , P Celec , J Hodosy , (2007) Short-term soybean intake and its effect on steroid sex hormones and cognitive abilities. Fertil Steril 88, 1632–1636.
27 SE File , N Jarrett , E Fluck , (2001) Eating soya improves human memory. Psychopharmacology (Berl) 157, 430–436.
28 SJ Duff & E Hampson (2001) A sex difference on a novel spatial working memory task in humans. Brain Cogn 47, 470–493.
29 D Ivison (1977) The Wechsler Memory Scale: preliminary findings toward an Australian standardisation. Aust Psychol 12, 303–312.
30 ML Bleecker , K Bolla-Wilson , J Agnew , (1988) Age-related sex differences in verbal memory. J Clin Psychol 44, 403–411.
31 GM Geffen , KJ Moar , AP O'Hanlon , (1990) The Auditory Verbal Learning Test (Rey): performance of 16 to 86 year olds of average intelligence. Clin Neuropsychol 4, 45–63.
32 SA Berenbaum , L Baxter , M Seidenberg , (1997) Role of the hippocampus in sex differences in verbal memory: memory outcome following left anterior temporal lobectomy. Neuropsychology 11, 585–591.
34 E Hogervorst , T Sadjimin , A Yesufu , (2008) High tofu intake is associated with worse memory in elderly Indonesian men and women. Dement Geriatr Cogn Disord 26, 50–57.
35 SM Courtney , L Petit , JM Maisog , (1998) An area specialized for spatial working memory in human frontal cortex. Science 279, 1347–1351.
36 RW Bonsall , D Zumpe & RP Michael (1990) Comparisons of the nuclear uptake of [3H]-testosterone and its metabolites by the brains of male and female macaque fetuses at 122 days of gestation. Neuroendocrinology 51, 474–480.
37 AS Clark , NJ MacLusky & PS Goldman-Rakic (1988) Androgen binding and metabolism in the cerebral cortex of the developing rhesus monkey. Endocrinology 123, 932–940.
38 NJ MacLusky , F Naftolin & PS Goldman-Rakic (1986) Estrogen formation and binding in the cerebral cortex of the developing rhesus monkey. Proc Natl Acad Sci U S A 83, 513–516.
39 M Bixo , T Bäckström , B Winblad , (1995) Estradiol and testosterone in specific regions of the human female brain in different endocrine states. J Steroid Biochem Mol Biol 55, 297–303.
40 KF Berman , PJ Schmidt , DR Rubinow , (1997) Modulation of cognition-specific cortical activity by gonadal steroids: a positron-emission tomography study in women. Proc Natl Acad Sci U S A 94, 8836–8841.
42 ED Lephart , JM Thompson , KD Setchell , (2000) Phytoestrogens decrease brain calcium-binding proteins but do not alter hypothalamic androgen metabolizing enzymes in adult male rats. Brain Res 859, 123–131.
43 RE Passingham (1985) Memory of monkeys (Macaca mulatta) with lesions in prefrontal cortex. Behav Neurosci 99, 3–21.
44 A Owen , JJ Downes , BJ Sahakian , (1990) Planning and spatial working memory following frontal lobe lesions in man. Neuropsychologia 28, 1021–1034.
45 AM Owen , BJ Sahakian , J Semple , (1995) Visuo-spatial short-term recognition memory and learning after temporal lobe excisions, frontal lobe excisions or amygdalo-hippocampectomy in man. Neuropsychologia 33, 1–24.
46 AM Owen , AC Evans & M Petrides (1996) Evidence for a two-stage model of spatial working memory processing within the lateral frontal cortex: a positron emission tomography study. Cereb Cortex 6, 31–38.
47 RM Ruff , RH Light , SB Parker , (1996) Benton Controlled Oral Word Association Test: reliability and updated norms. Arch Clin Neuropsychol 11, 329–338.
48 MT Sarno , A Buonaguro & E Levita (1985) Gender and recovery from aphasia after stroke. J Nerv Ment Dis 173, 605–609.
50 JE Blum , JL Fosshage & LF Jarvik (1972) Intellectual changes and sex differences in octogenarians: a twenty year longitudinal study of aging. Dev Psychol 7, 178–187.
51 S Kreijkamp-Kaspers , L Kok , DE Grobbee , (2004) Effect of soy protein containing isoflavones on cognitive function, bone mineral density, and plasma lipids in postmenopausal women: a randomized controlled trial. JAMA 292, 65–74.
53 RA Bornstein (1985) Normative data on selected neuropsychological measures from a non clinical sample. J Clin Psychol 41, 651–659.
54 KB Kortte , MD Horner & WK Windham (2002) The Trail Making Test, part B: cognitive flexibility or ability to maintain set? Appl Neuropsychol 9, 106–109.
55 EA Gaudino , MW Geisler & NK Squires (1995) Construct validity in the Trail Making Test: what makes part B harder? J Clin Exp Neuropsychol 17, 529–535.
56 VN Luine , ST Richards , VY Wu , (1998) Estradiol enhances learning and memory in a spatial memory task and effects levels of monoaminergic neurotransmitters. Horm Behav 34, 149–162.
57 HA Bimonte & VH Denenberg (1999) Estradiol facilitates performance as working memory load increases. Psychoneuroendocrinology 24, 161–173.
58 B Berry , R McMahan & M Gallagher (1997) Spatial learning and memory at defined points of the estrous cycle: effects on performance of a hippocampal-dependent task. Behav Neurosci 111, 267–274.
59 CL Williams & WH Meck (1991) The organizational effects of gonadal steroids on sexually dimorphic spatial ability. Psychoneuroendocrinology 16, 155–176.
60 ED Lephart (1996) A review of brain aromatase cytochrome P450. Brain Res Brain Res Rev 22, 1–26.
61 C Isgor & DR Sengelaub (1998) Prenatal gonadal steroids affect adult spatial behavior, CA1 and CA3 pyramidal cell morphology in rats. Horm Behav 34, 183–198.
62 RL Roof (1993) Neonatal exogenous testosterone modifies sex difference in radial arm and Morris water maze performance in prepubescent and adult rats. Behav Brain Res 53, 1–10.
63 D Voyer , S Voyer & MP Bryden (1995) Magnitude of sex differences in spatial abilities: a meta-analysis and consideration of critical variables. Psychol Bull 117, 250–270.
64 SJ Fonda , R Bertrand , A O'Donnell , (2005) Age, hormones, and cognitive functioning among middle-aged and elderly men: cross-sectional evidence from the Massachusetts Male Aging Study. J Gerontol A Biol Sci Med Sci 60, 385–390.
65 SD Moffat , AB Zonderman , EJ Metter , (2002) Longitudinal assessment of serum free testosterone concentration predicts memory performance and cognitive status in elderly men. J Clin Endocrinol Metab 87, 5001–5007.
66 K Yaffe , LY Liu , J Zmuda , (2002) Sex hormones and cognitive function in older men. J Am Geriatr Soc 50, 707–712.